Atlas Obscura
The Leaning Tower at Caerphilly Castle in Caerphilly, Wales
Historians debate why Caerphilly Castle’s southeast tower leans. Some say the tower was damaged during the English Civil War in the 17th century. Others say the lean is actually the result of natural subsistence and weathering. Whatever the causes of the lean, the castle's leaning Southeast Tower is a spectacular sight. Perhaps less famous than its Italian cousin, the Leaning Tower of Pisa , wh…