![](/_data/_guide-spain.com/g0_site/1/1324_palma_bellver_castle_thumb.jpg)
Location: municipality Palma »
Castle of Bellver is the only castle in Spain that is totally circular in design. It was built back in 1309.Initially the castle was used as a summer royal residence. Later, it was turned into a prison; you can still see the graffiti on the walls, carved by French prisoners of war. Castell de...