Wind Cave Room - Calcite Lake

Visit our keyboard shortcuts docs for details
6 minutes, 29 seconds

(video caption) A video about water inside and above Wind Cave.

Calcite rafts on Calcite Lake
Calcite rafts on Calcite Lake

NPS Photo by Dave Schnute

This lake, discovered by Herb Conn and Dave Schnute on December 18, 1968, was originally simply called the "Lake" by these explorers. It is known for its abundance of calcite rafts ("calcite ice") which precipitate on its surface. This was the first large lake discovered in the cave.

Last updated: April 3, 2018

Contact the Park

Mailing Address:

26611 US Highway 385
Hot Springs, SD 57747


(605) 745-4600

Contact Us