Purgatory Chasm
Saturday, October 21st, 2006From the Purgatory Chasm website:
A unique natural landmark, Purgatory Chasm runs for a quarter of a mile between granite walls rising as high as 70 feet. Popular with picnickers and rock-climbers alike, the Chasm is believed to have its origin in the sudden release of dammed-up glacial meltwater near the end of the last [...]