i was talking to esther about the thames being tidal and took this photo to prove i wasn't speaking rubbish (she already knows to question everything i say !)

anyway, i thought others might not realise how much the thames rises and falls in an average day. i certainly didn't until i started regularly visiting the south bank for work meetings.

these aren't great photos but may be of interest !

here's another one with some people in to get some perspective: