A seven-century-old jail tells a not-so-pleasant history of crime and punishment.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

Christ's blood preserved in a Belgian town.

The Belgian library displays burned books that were salvaged from the fires of both world wars.

A daily pyrotechnic celebration marks a beloved tradition during Valencia's festival season.

Beautiful tiles decorate many of the town's surfaces and stand testimony to its glorious artistic history.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

An incredible garden taking over the interior of a massive sinkhole.

A massive metal lobster welcomes tourists to a roadside restaurant.

The largest collection of Indigenous Australian artifacts in the world, and the rare museum where wood-and-glass cabinets have trumped interactive exhibits.