• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Wind Cave Room - Calcite Lake

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.

Did You Know?


Wind Cave is one of the longest caves in the world and has an amazing amount of a rare cave formation called boxwork. More...