Putney Embankment Foreshore Festival was part of Totally Thames with support from the Thames Tideway Tunnel (aka the super sewer) team.
There was a band (above), opportunities to try out paddle-boarding or rowing and chance to meet the PLA, RNLI and Tideway Tunnel team, with whom I had several interesting chats. Apparently comedian Bill Bailey was there, but I didn't see him, though I did spot our local MP, Justine Greening.
The environmental angle and theme of the plastics in the Thames was also covered by a stand about microplastics with this mini- Future Dust installation (made by the same artist):
There was also a chance to go onto the foreshore with a historian and discover a bit more about the history of Putney, such as this remnant of the old bridge: