Single runway interrupted by a busy road that cuts across its middle.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

This surreal-looking tree pruned more than 1,000 years ago is still producing olives for oil.

The tower was originally used as a chimney for the waste incinerator of St. John's Precinct and Market.

One of Edinburgh's oldest pubs hides a 19th-century skittles alley in the back.

This 17th-century pub once had a hole in its wall so the neighboring blacksmith could easily access beer.

A series of idealized caves carved to entertain guests.

Legends say this red sandstone monolith and the dozens of smaller boulders that surround it were once a coven of witches—before a Scottish wizard turned them all to stone.

This charming English house was once the home of England's most famous poet.

Stonehenge has nothing on Castlerigg’s views.

One man and his dog, immortalized in a giant statue.

A 2,000-ton rock resting in a state of a delicate balance.

A museum in England’s Lake District dedicated to the trusty pencil wants you to know the story of their World War II spy pencils.

The rust covering this old mine's abandoned buildings matches the red pigment it once produced.

Local legends say that fairies used to dance in the moonlight here and invite handsome young men into their grottoes.

The final resting place of George Washington's Grandma.

This unique sculptural clock transforms into a periscope every hour.