# Treak Cliff Cavern

- **Country:** United Kingdom
- **Length:** 1000 ft
- **Survey:** Trevor D. Ford, 1954
- **Geology:** Carboniferous limestone
- **Features:** {{Flatlist|
- **Lighting:** Electric
- **Location:** Castleton, Derbyshire, England
- **Discovery:** {{Plainlist|
- **Elevation:** 950 ft
- **Show Cave:** 1935
- **Grid Ref Uk:** SK136831
- **Photo Caption:** The Ram's Head and the Stork, features of the Dream Cave chamber, part of the 'New Series'
- **Entrance Count:** 2

Treak Cliff Cavern is a show cave near Castleton in Derbyshire, England. It is part of the Castleton Site of Special Scientific Interest and one of only two sites where the ornamental mineral Blue John is still excavated (the other is the nearby Blue John Cavern).

![Photo of Treak Cliff Cavern](https://upload.wikimedia.org/wikipedia/commons/8/84/Treak_Cliff_Cavern_-_interior_-_Andy_Mabbett_-_38.JPG)

**Source:** https://en.wikipedia.org/wiki/Treak_Cliff_Cavern (Wikipedia, CC BY-SA)