All images © David Noble - they cannot be used for any purpose without permission
Above - Audrey, Dave F and Andrew looking down into the canyon
Above - In the canyon
Above - Audrey stops a large boulder from falling into the canyon
Above - Andrew climbs up into a large acoustic chamber
Above - Andrew finds a nice ledge for a rest
Above - in the canyon
Above - climbing out of the canyon
Above - Audrey looks down on the large acoustic chamber - one of many in the canyon
Above - "now if my arm was broken, this would be a good cast"
Above - looking down into the canyon