Pictures and albums about Groaning published in outdoors
Albums about groaning
from album: Margaret visits Colorado's longest cave
Young Colorado caver Margaret Harrison visits Groaning Cave, Colorado's longest. The year-round temperature in Groaning is 39 degrees F and it is at almost 10,000 feet elevation. Visit Margaret's Web site at www.ColoradoCaving.com.
picture: Signing the cave register
published by: pinecamguy
Margaret signs the cave register after entering Groaning Cave. Access to the cave is strictly controlled via a locked gate under the supervision of the USFS and the Colorado Cave Survey.