Sinnett-Thorn Cave Conservancy

Protecting a National Natural Landmark

Sinnett-Thorn Big Room, Copyright  Brian Kolka, 1977

Sinnett-Thorn Big Room, Copyright Brian Kolka, 1977

Sinnett-Thorn Big Room, Copyright  Peter Penczer, 1995

Sinnett-Thorn Big Room, Copyright Peter Penczer, 1995

Rockfall from above the Sinnett entrance

The large boulder in the lower right of this photo recently fell from its former position above the Sinnett entrance, 2002

Sinnett-Thorn Big Room, Copyright  Brian Kolka, 1977

Steve Stokowski studies the geology of Sinnett-Thorn Cave

Duane Thompson

Duane Thompson (Caveboy), former STCC manager.

The Sinnett entrance

The Sinnett entrance, 1998 Jim Kennedy, Bat Conservation International

Duane Thompson

Rappelling into the Thorn entrance, 1998 Jim Kennedy, Bat Conservation International

Removing the Thorn entrance gate

Removing the Thorn entrance gate, 1998 Jim Kennedy, Bat Conservation International

Duane Thompson

Construction of the new Thorn entrance gate, 1998 Jim Kennedy, Bat Conservation International

Removing the Thorn entrance gate

The newly completed Sinnett entrance gate, 1998 Jim Kennedy, Bat Conservation International

Roxanne and Rachelle

Roxanne belays her daughter Rachelle on the Thorn entrance climb. 1998 Duane Thompson