London Rivers Week 2025: River Roding guided walk (Debden to Wanstead)
Celebrate London Rivers Week by joining the River Roding Trust for a FREE 5- or 10-mile guided walk along a beautiful stretch of London's 3rd...
London Rivers Week 2025: Morden Hall Park Family Craft and River Dipping Experience Day – SOLD OUT
Thames21 is collaborating with the National Trust and its Urban Rangers to organise a FREE day of craft activities for children which will involve sitting...
London Rivers Week 2025: A Short Introduction to the Thames Estuary – Guided Walk – SOLD OUT
Olympian Way LondonAs part of London Rivers Week, come and join our friends Thames Estuary Partnership for a FREE guided walk around the Greenwich Peninsula to explore the...
London Rivers Week 2025: The Brent River Walk – SOLD OUT
Meet outside Boston Manor Tube StationThis special London Rivers Week FREE walk is jointly organised by West London Ramblers, the Brent River and Canal Society and their action group CURB...
London Rivers Week 2025: Community Clean-up at Montrose Playing Fields
Montrose Playing Fields LondonPlease book this FREE event. Join the Burnt Oak Nepalese Community and the Friends of the Silk Stream for a litter-pick session along the Silk...
London Rivers Week 2025: Guided walk – Wandle Discovery Day
Colliers Wood Underground Station Colliers Wood High StPlease book this FREE event. The River Wandle is a fantastic river. Join Wandle Industrial Museum’s John Sheridan on a guided walk within this area....
London Rivers Week 2025: Honouring Mama Osun
Battersea Bridge south side Battersea Bridge Road, BatterseaWe enjoyed it so much last year that the Annual Osun River Ritual organisers and Thames21 are again inviting you to this special tribute to...
All our events and activities are open to communities.
Corporate groups, please book with Thames21 using our corporate volunteering page