What is "sontra"

Sontra is a small town in the Werra-Meißner-Kreis in northeastern Hesse, Germany.

The air spa of Sontra is known as Berg- und Hänselstadt, with Bergstadt referring to the time when there was bituminous shale mining (“mining” is Bergbau in German) in town, and Hänselstadt to the town’s former membership in the Hanse. In the town, whose area covers 111.29 km², live 8,568 inhabitants.