Speleologists from All Over the World Tour and Study National Park Caves
The Park Service co-sponsored this year’s International Congress of Speleology (ICS), which has been going on all week in Kerrville, Texas. Many of the 1,300 participants signed up for field trips that included guided tours of developed and wild caves within NPS units.
- By Bob Janiskee - July 25th, 2009 1:03pm