Ulm's leaning art tower on the Danube
Built in 1340 before the cathedral, Ulm's Metzgerturm tower was once part of the old city wall, built partly of wood, directly on the Danube. Due to the lowering of the Danube water level when the city wall was rebuilt in 1480, the tower slowly but steadily sank towards the north-west until the leaning tower was replaced by a [...]
