Trutzbingen

Trutzbingen is the ruin of a round tower on the road leaving Münster-Sarmsheim in the direction of Bingen am Rhein It is the remnant of a tariff barrier, which was built in 1493. Only one half of the outer wall of the round tower remains. Since 2002, Trutzbingen is part of the UNESCO World Heritage Site Rhine Gorge.

Source: Wikipedia