Slumgullion EarthFlow

The Slumgullion Earthflow is a remnant of a landslide in the San Juan Mountains in Hinsdale County, Colorado. It was designated a National Natural Landmark in 1983. It is also a Colorado Natural Area and an Area of Critical Environmental Concern.
  • Location: Hinsdale County, Colorado, United States
  • Nearest city: Lake City, Colorado
Data from: en.wikipedia.org