Stanford Training Area SSSI is part of the British Army Stanford Training Area.

It is a 4,678-hectare (11,560-acre) biological and geological Site of Special Scientific Interest north of Thetford in Norfolk, England.

[6] This site contains an extensive area of species-rich Breckland grassland and heath.

Wetlands and pools have wildfowl and many rare invertebrates.

The Devil's Punchbowl is geologically important for its deep depression formed by the collapse of Pleistocene glacial sands and boulder clays.