This is a macromedia flash survey: To zoom in Right click and select zoom. Zoomed images may be panned by mouse dragging. The extracts from the Daren Cilau Survey has been reproduced with the permission of David M Ramsay on behalf of Chelsea Speleological Society. Full copies of the survey, with far more detail, are available from the society. For details refer to www.chelseaspelaeo.org.uk