So what was the answer?
You were given the clues that this area is “normally this is covered by water. The water in this is Water Feature is off limits for a paddle. You may stop here for a small rest, just as the large lady has done…..”
and
“Think of a London Station.”
Well, the photo shows the rocks at the bottom of an area cascading with water, behind Liverpool Street Station, on a busy corner of Broadgate . The Japanese inspired water feature is appropriately called “Water Feature”.
More details can be found at http://www.broadgate.co.uk/art/WaterFeature
And the large lady?
Nearby is Broadgate Venus – a Reclining polished bronze nude which overlooks Liverpool Street Station.
Treasure Hunts in London fully managed treasure hunts throughout Greater London are a fun way to explore the Capital and discover it’s arts, heritage and culture as well as a chance to meet new people and solve puzzles.