hope this might help
River Services
Thames Clippers are providing free travel on all boats to and from the following London piers:
Savoy (Cleopatra?s Needle)
Blackfriars
Bankside (Tate Modern)
London Bridge (south side near Hay?s Galleria)
St Katharine Docks (Tower Bridge)
Canary Wharf (Canary Riverside)
Greenland (Surrey Quays)
Masthouse Terrace (Isles of Dogs)
Greenwich
Woolwich Arsenal