Survey

24 Apr 2017

The remapping of Sequatchie Cave in Sequatchie, TN continues. Sequatchie Cave, (i.e. Owen, or Blowing Cave), was originally mapped in 1978 by members of the Chattanooga Grotto, which included Gerald Moni on the team....

22 Feb 2016

The St. Cloud Times reports on Mark Wenner's efforts with cartographer Pat Kambesis and the Cave Research Foundation to map Mammoth Cave in Kentucky....

05 May 2015

Roppel Expedition 2015 continues radio survey and exploration of Mammoth Cave....

Mark Wenner, Marbry Hardin Sump-mount Steel 45 cu/ft cylinders. Max depth 20’....