A thank-you for your water tower heritage volunteers: a photo of the old tower above the rooftops, the riveted iron tank on its brick arches or a guides hand on the valve wheel as a jigsaw

Written by the team behind Puzzlify. Puzzlify is our product, so weigh what follows with that in mind. We've tried to make this useful even if you never use it. We're not affiliated with any water tower trust, building preservation trust, water company, waterworks museum, railway or industrial heritage society, local council, heritage body, heritage funder, sponsor, school or community organisation. Nothing here is legal, historical, engineering, water supply, working at height, building conservation, first aid, health and safety, safeguarding, bereavement, copyright, trade mark, photography permission or employment advice; check your own group's guidance on gifts, photos, the tower, the tank, the collection, children and people's details.

It's a breezy Saturday morning on the edge of a small town, and the old water tower rises above the rooftops like a castle keep, its red-brick legs and arches holding up a great riveted iron tank painted dark green, a weathervane turning slowly on the very top. A queue of visitors is waiting at the little door at its foot, because today, for one weekend a year, the tower is open. Inside, a cast-iron spiral staircase winds up through the cool brick shaft, and halfway up, on a landing beside a tangle of pipes, a retired midwife called Maureen is standing next to a huge valve wheel, polished bright. "This is where the whole town's water came in," she says, resting her hand on the wheel. "Pumped up from the river at night, stored up there in the tank, and gravity did the rest. Every kettle, every bath, every fire hose. No electricity, no clever pumps on your street. Just height." At the top, beneath the dark curve of the empty tank, a volunteer called Tomasz is showing a Year 5 class a glass tube marked with numbers. "That's the gauge," he tells them. "The man who looked after this tower climbed up here every single day to check it, in snow, in storms, at Christmas." A girl asks how much water the tank held. "Enough to fill your school swimming pool three times," Tomasz says, and the whole class looks up at the rivets in silence.

If you want to say thank you to people like Maureen and Tomasz, this is a guide to doing it well, with or without a puzzle.

Who we mean

Historic water towers are kept alive by many kinds of volunteers: the building volunteers who look after brickwork, stonework, windows, roofs and the surrounding grounds, the ironwork volunteers who care for tanks, rivets, ladders, railings and old pipework under specialist guidance, the guides who lead visitors up the stairs and explain how the tower worked, the open day volunteers who steward the stairs and doors and keep the numbers safe, the collection volunteers who care for valves, gauges, meters, pipe sections and tools, the archive volunteers who keep plans, minute books, photographs and records from the old water board, the education volunteers who welcome school groups and youth clubs, the event volunteers who run heritage weekends, lantern nights and community festivals, the shop, tea and welcome volunteers, the oral history volunteers who record former waterworks staff and townspeople, and the trustees and founders who saved a redundant tower from demolition in the first place. All of them deserve thanks, and each kind of thanks can look a little different.

Words first

Before anything else, write what you want to say. The best thank-yous are specific: the morning your son climbed every step and stood under the tank with his mouth open, the way someone explained how gravity carried water to every street, the old photograph of your grandfather in his water board uniform that someone found in the archive. A few honest sentences will mean more than anything you could buy. If you're not sure where to start, try: "I noticed... It meant... Thank you for..."

Height, stairs and old iron come first

Water tower heritage involves real hazards: towers are tall, and stairs, ladders, landings, catwalks and roof hatches bring a serious risk of falls, narrow spiral staircases can be steep, dark and crowded, tanks and enclosed spaces can trap stale air and should never be entered without proper training and checks, old iron can be rusted, sharp or weaker than it looks, lead paint, asbestos and old pipe linings may still be present, wind and weather at the top can be fierce, pigeons and their droppings can carry harmful dust, and busy open days bring crowds, queues and children on stairs. Good groups have clear rules about how many people may climb at once, who may go beyond the barriers, who may open hatches or enter the tank, and where visitors may stand. Any photo-taking for a gift should fit inside those rules: never lean over a railing or climb past a barrier for a photo, keep moving on the stairs so the queue flows, hold your phone firmly at height, never enter or lean into a tank or hatch, and never ask anyone to stop guiding people safely to pose.

The towers that held the town's water

For thousands of years people have used height to move water, from Roman aqueducts and cisterns to hilltop reservoirs. In the nineteenth and early twentieth centuries, as towns grew and cholera and typhoid spread through dirty wells, cities and towns built waterworks to pump clean water to every house. Where there was no handy hill, they built one: a tall tower with a tank on top, filled by steam or later electric pumps, so that gravity could push water through the mains with steady pressure, day and night, even when the pumps stopped. Railways built their own towers to fill steam engines, and estates, factories and hospitals built towers of their own. Many were designed to look grand and reassuring, with Gothic arches, Italian bell-tower tops, castle battlements or bold concrete curves. As pumping improved and water systems were joined up, many towers fell out of use and faced demolition. The ones that survive are often looked after by volunteers who want people to understand that clean water from a tap was once a marvel, and that a whole town's health once depended on a tank in the sky.

An honest word about the past

Heritage is not only handsome brick and riveted iron, and good volunteers know it. Clean water arrived in wealthy streets long before poorer ones, and many working families went on drawing water from dirty wells or shared standpipes for years, with deadly results. Building waterworks and towers was hard and dangerous labour, and men were injured and killed on the scaffolding and in the trenches. Some reservoirs that fed towers flooded valleys and villages, forcing people from their homes, including Welsh-speaking communities whose valleys were drowned for English cities. Some water companies made their owners rich while charging the poor heavily. In many colonies, water systems were built first for European districts, with local people left out or made to do the work. Some towers stand on land taken from Indigenous peoples. A thoughtful thank-you can honour the volunteers who tell the whole story, not only the proud parts.

When to send it

When a new volunteer leads their first climb, at the end of a brickwork, roof or ironwork repair, after a school visit, on the anniversary of the tower being saved or first filled, after a heritage open day or a lantern night, at Christmas, or when a long-serving volunteer finally decides the stairs are a step too many. You don't need a reason. "Thank you for everything you do" on an ordinary windy Saturday is always welcome.

Why a jigsaw can fit

A photo jigsaw gives someone a picture of what they helped keep alive, and a few quiet minutes to look at it piece by piece. A water tower makes a good puzzle subject because it is full of pattern, colour and scale: the rows of rivets on a painted iron tank, the curves of brick arches against the sky, the spiral of an iron staircase seen from below, the brass and iron of valves and gauges, the whole tower standing over a patchwork of rooftops. A jigsaw also slows people down, and looking after an old tower is slow work too: one brick, one rivet, one season at a time.

For the building volunteers

These are the volunteers who know every corner of the tower: where the damp comes in, which windows rattle in a gale, which bricks need repointing and how the rainwater runs off the roof. Some were builders, bricklayers or engineers, and some learned on the job from older hands. Under the guidance of conservation specialists, they carefully repair, record and keep the tower watertight. A photo of a wall or window they repaired, taken with permission, or a note about the day the scaffolding came down, can say thank you in a way they will recognise straight away.

For the ironwork volunteers

Somebody checks the railings and ladders before every open day, records the rust, cleans and paints the old valves and pipework, and works with specialists to look after the great tank itself. It is careful, sometimes dirty work that most visitors never think about. A short note naming one thing they did, such as making the old valve wheel shine again, says you noticed.

For the guides

Guides turn a tall brick building into a story: why the town needed clean water, how the tank was filled at night, how gravity did the rest, who climbed the stairs every day to check the gauge, how the tower was nearly knocked down. A note that repeats one of their stories back to them shows that it stuck, and that is the best kind of thanks a guide can get.

For the open day volunteers

They stand at the foot of the stairs, on the landings and at the top, counting people in and out, keeping the queue moving, helping nervous climbers, and reminding everyone to hold the rail. On a busy day it is hard, careful, cheerful work. A thank-you that recognises that care is well deserved.

For the collection volunteers

Somebody cleans and records an old water meter, a brass stopcock, a section of wooden water main or a rusted float, labels it and puts it somewhere safe. Somebody else looks after the old enamel signs and the water board's tools. A note that names one object they care for will show them their patience is seen.

For the archive volunteers

Somebody transcribes the minute books of the old water board, the pumping logs and the engineer's reports. Somebody files plans, photographs and newspaper cuttings from the day the tower opened, or matches an old drawing to the pipes you can still see today. These volunteers save the parts of the story that would otherwise be lost, and they are often thanked least.

For the education volunteers

School days are full of questions: how high is it, how much water did it hold, why does water flow downhill, and what happened when the tank sprang a leak. They need preparation, patience and safe activities, because stairs, heights, old iron and enclosed spaces are not for little hands without close care. A class thank-you, perhaps a card with drawings of the tower, or a photo of the children's model water system made from bottles and tubes, with permission, can make their whole year.

For the event volunteers

Heritage open days, lantern nights and community festivals need people to set up the barriers, direct the queue, hand out leaflets, run the cake stall and tidy up at the end of a long day. A photo of the tower lit up at dusk with a crowd at its foot, with permission from anyone recognisable, can be a lovely reminder of a happy day.

For the shop, tea and welcome volunteers

They welcome everyone, explain the rules about the stairs, sell the postcards, guidebooks and tea towels with the tower on them, and keep the tea coming for climbers who need a sit-down. They are often the first and last face a visitor sees. A short, specific note about how they made your visit easy goes a long way.

For the oral history volunteers

Somebody sits with a retired waterworks fitter, a former turncock, or someone who remembers the day the town's taps were first turned on, and records their stories: the frozen pipes, the burst mains, the climbs in storms, the pride in clean water. It is patient, gentle work, and those voices will not be there forever. A note thanking them for keeping those memories safe will mean a lot.

For the trustees and the founders

Somebody noticed that the old tower was going to be demolished, called a meeting, wrote to the water company and the council, applied for listing, raised the money and found a new life for the building. A photo of the tower as it was, wrapped in warning signs, beside the same view today, can make a moving thank-you for the people who made sure it is still standing over the town.

When a long-serving volunteer steps down

For someone who has guided climbs, cared for the brickwork or run the open days for twenty years, a larger puzzle with a meaningful photo, such as the tower they helped save or the view from the top they knew best, gives them something to spend time with. Ask the group whether others would like to add their names to the note, so it comes from everyone.

In memory of a volunteer

If the group has lost a much-loved guide, builder or friend of the tower, a puzzle for their family with a photo of them on the stairs, or of the tower against the sky they loved, can be a gentle gift. Ask the family first, keep the note simple, and understand if they would prefer something else.

Not just in one country

Historic water towers are treasured in many countries, and volunteers help keep them alive across the world. There are Victorian and Edwardian towers cared for by trusts and volunteers around Britain and Ireland, grand "châteaux d'eau" in France and Belgium, beloved "watertorens" across the Netherlands, ornate "Wassertürme" in Germany, Austria and Switzerland, towers in Poland, Czechia, Hungary and the Baltic states, Scandinavian and Finnish towers, historic towers in Italy, Spain and Portugal, the striking mushroom-shaped towers of Kuwait and other water towers across the Middle East, railway water towers across India, Russia and South America, painted town towers across the United States and Canada, timber and iron towers in Australia and New Zealand, and water towers in South Africa, Japan and beyond. Wherever your volunteers are, the same kind of thank-you works.

Photo ideas and consent

• the tower above the rooftops, taken from the street or a park
• the riveted iron tank on its brick arches, from below
• a guide's hand on the old valve wheel, with permission
• the spiral staircase seen from the bottom, looking up
• the view over the town from the top, taken from behind the railing
• a gauge, meter or old enamel sign, photographed with permission
• an old photograph of the tower being built, used with permission
• a child's drawing of the tower from a school visit

Ask the people in the photo before you use it, and ask the trust or owner before using photos of the inside, the collection or the archive. Volunteers are often busy keeping people safe on the stairs, so ask before photographing them, wait for a pause, and respect anyone who says no. Keep visitors, children, records and anyone's details out of the frame too, and never lean past a barrier for a better angle.

Getting the JPG right

Use a JPG, sharp and well lit. Outside, photograph the tower in soft morning or late afternoon light, standing far enough back to fit the whole thing in without tilting the phone too much, and include a little of the town for scale. Inside, the stairwell is dim, so turn off flash, steady the phone against a wall, and let it adjust. For the spiral stairs, stand in the middle at the bottom and point straight up. For the view from the top, hold the phone firmly with both hands. Crop so the main subject fills most of the frame.

Privacy and an optional PIN

Puzzlify puzzles are private links. You can add an optional PIN so only the person you send it to can open it. Photos aren't used to train AI and aren't shared with third parties.

Say it's from you

Put your name, or your family's, in the note at the end so they know who sent it. A puzzle that ends with "from the Year 5 class who could fill their pool three times" is a thank-you, not a mystery.

Piece counts

How to send it

Make the puzzle, write the note, publish the link, and send it by email or message, or print the link as a QR code inside a card. The recipient doesn't need an account or an app; it plays in the browser on a phone, tablet or computer.

Note examples

• "Thank you for every climb, every Saturday, for years."
• "He still tells everyone how much water was in that tank. Thank you."
• "You kept a whole class safe on all those stairs. From all of us, thank you."
• "We'll never turn on a tap again without thinking of you."

Honest pricing

The preview is free, so you can see how it looks before deciding anything. Publishing the link costs one credit (€3.99), or less per puzzle with a bundle. It's a digital puzzle, not a printed one, so nothing arrives in the post. If a card and a few sentences feel like enough, they are.

Ideas that are not a puzzle

• a handwritten card, perhaps with a little sketch of the tower
• a short message to the trust or volunteer coordinator naming the volunteer, so it reaches them
• a donation to the roof, brickwork or ironwork fund in their name
• an offer of your own time: stewarding an open day, baking for the cake stall or helping with the leaflets
• a family photograph, water board paper or memory of someone who worked at the waterworks, offered to the archive if they'd like it

If a photo puzzle feels right as well, choose the tower, the tank, the stairs or the valve wheel, take it from a safe spot with permission and never past a barrier, keep visitors, children and anyone's details out of the frame, pick a piece count that suits them, and write the note in your own words. You can make a free preview here and decide later whether to send it.

Whatever you send, the most important part is the sentence that sounds like you, written to the person who keeps the old tower standing over the town, who leads every nervous climber safely to the top, and who shows a child that clean water was once a wonder held high in the sky, one careful step at a time, one jigsaw piece at a time.

Written by the small team behind Puzzlify (info@puzzlify.app). Not legal, historical, engineering, water supply, working at height, building conservation, first aid, health and safety, safeguarding, bereavement, copyright, trade mark, photography permission or employment advice. Check your own group's guidance on gifts, photos, the tower, the tank, the collection, children and people's details.