Events
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London Rivers Week 2026: Stanley Picker Gallery’s exhibition – A Simultaneous Agreement
Stanley Picker Gallery Kingston University London, LondonAll are welcome to the Stanley Picker Gallery's exhibition 'A Simultaneous Agreement' presented as part of London Rivers Week 2026. The exhibition officially runs from...
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London Rivers Week 2026: Coming into {{Contact}} with a River you cannot {{Touch}}
Metroland Cultures 91 Kilburn SquareHow can we come into contact with rivers we cannot touch? Join artist, researcher and London National Park City Ranger Becky Lyon for a free...
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London Rivers Week 2026: Chiswick Eyot Conservation (FULLY BOOKED)
Chiswick Eyot, The Mall, London W4 2PR Chiswick Eyot, London, United KingdomThames21 is working to restore Chiswick Eyot. BOOK HERE Information about the day: Volunteer and help us to stabilise the island from further erosion and...
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London Rivers Week 2026: Introduction to MoRPh CSci training event [FULLY BOOKED]
4th Ruislip Scout Hut West End RoadAs part of London Rivers Week, Cartographer are hosting a free, open, in-person 'Introduction to MoRPh' training. This one-day training course will teach you how...
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London Rivers Week 2026: Morden Hall Park Family Craft and River Dipping Experience Day
Morden Hall Park Morden Hall Rd, MordenCelebrate London Rivers Week with a FREE fun, hands-on morning by the River Wandle! Join Thames21, the National Trust and its Urban Rangers, and creative...
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London Rivers Week 2026: Brown Girls Summit Walk
Bishops Park Bishop's AveCLICK HERE TO REGISTER Join Brown Girls Summit for a free women-only guided walk as part of London Rivers Week 2026. Brown Girls Summit is...
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London Rivers Week 2026: Guided Walk Exploring the Industrial History of the River Wandle [FULLY BOOKED]
Mitcham Tram Stop London Road, LondonLed by John Sheridan of the Wandle Industrial Museum, this FREE event starts at Mitcham, lets you view sections of the River Wandle, and finishes...
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London Rivers Week 2026: Honouring Mama Osun
Old Swan Wharf at St. Mary's Church, Battersea. St. Mary's Church, Battersea Church Rd,, London, United KingdomREGISTER HERE! We enjoyed it so much last year that the Annual Osun River Ritual organisers and Thames21 are again inviting you to this special...
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London Rivers Week 2026: The Brent Monitoring Network
Meet at the Pitshanger Park Pitshanger Park, London, United KingdomJoin Clean Up the River Brent (CURB) to learn more about water quality monitoring systems as part of London Rivers Week. Learn how to build...
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Post-London Rivers Week 2026: Learning from nature – working with trees to improve rivers
Hackney Marshes CentreJoin Dr Helen Moggridge on a post-London Rivers Week guided walk along the Old Lea, learning how we can use trees in rivers to return...
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River Cray – Balsam Blitz!
Join us to help us eradicate Himalayan Balsam from the River Cray (in North Cray) for now and the future! Book Here! Thames21 have been...
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River Litter Detectives – Broomhouse Dock
Broomhouse Dock SW6 3EH, Junction of Carnwath Road & Broomhouse Lane, Fulham, United KingdomBook your place here Come along and join Thames21 as a river citizen scientist on the River Thames. We will collect the litter we find...
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Thames Road Wetland: Help Manage An Important Wetland
Thames Road Wetland Thames Road by River Cray Bridge, Barnes Cray, Crayford, United KingdomRegister here Despite its urban surroundings, Thames Road Wetland which sits within the Green Belt, is part of a Site of Metropolitan Importance for Nature...
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Dollis Brook Balsam Bash
Dollis Brook, Whetstone Stray 21 Longland Drive, Barnet, United KingdomBring the Dollis Brook back to life! Join us this summer in removing invasive non-native species (INNS) and litter from the Dollis Brook, supporting the...
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River Litter Detectives – Poplar Rowing Club
Poplar, Blackwall & District Rowing Club Poplar, Blackwall & District Rowing Club, London, United KingdomCome along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the litter we find and categorising it...
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Chiswick Eyot Conservation
Chiswick Eyot, The Mall, London W4 2PR Chiswick Eyot, London, United KingdomThames21 is working to restore Chiswick Eyot. BOOK HERE Information about the day: Volunteer and help us to stabilise the island from further erosion and...
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River Litter Detectives – Queenhithe
Queenhithe, City of London by the Queenhithe Mosaic, City of London, London, United KingdomBook your place HERE! Come along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the litter we...
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River Action Volunteer Day – Silkstream Park, Barnet
Silkstream ParkJoin us for free our Action for Silk Stream monthly volunteering days. Please book here: Action for Silk stream River Action Day - Thames21 Limited...
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Dollis Brook Balsam Bash
Dollis Brook, Whetstone Stray 21 Longland Drive, Barnet, United KingdomBring the Dollis Brook back to life! Join us this summer in removing invasive non-native species (INNS) and litter from the Dollis Brook, supporting the...
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River Action Day
Join us for free our Action for Silk Stream monthly volunteering days. Please book here: Action for Silk Stream River Action Day - Thames21 Limited...
All our events and activities are open to communities.
Corporate groups, please book with Thames21 using our corporate volunteering page