Oxford University Cave Club
2006 Expedition: Pozo Chicago
Picos de Europa, Spain
This is the near-mythical massive cave above the Culiembro resurgence spotted many years ago by Richard Gregson and others.
For many years it was a "somebody really must go and look at it" prospect.
In 2006, Richard Gregson, Graham Naylor, Ursula Collie, Paul Mackrill and Benoit Joly.
It blocked after 50m.
See Report.