Visit the WWII bunker where the British won the battle for the skies.

Where the sleeping monsters of Scotland's oil industry are left to rust.

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

The Guinness Record holder for largest hedge in the world is a verdant Scottish bulwark.

This historic abandoned train station looks like a stop for ghost trains.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

An optical Illusion once believed to be an electrical phenomenon.

A subterranean playground in an abandoned slate mine.

A quartet of rusting satellite goliaths are all that remain of a communication network that protected Britain from German and Russian air strikes.

This centuries-old canal known as the Cuckoo Dyke has a staircase of locks suitable for a giant.

Dating back almost 400 years, the oldest public collection library in the United Kingdom was once the study hall of Karl Marx.

An abandoned saucer-shaped monument in the Bulgarian mountains.

An ultra-modern diversity park in Denmark has turned an entire city block electric pink.

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

This partially buried wreck is one of the most complete of its kind but is only revealed when the sea allows.

The remains of diamond fever taken over by the desert.

The soulless eyes of 82 bronze children stare on forever in remembrance of a horrifying World War II massacre.

The last municipal pneumatic post system in the world was in operation for over 100 years, and may run again.

Three million year old fossils are exposed for all to see on this Icelandic shore.

A sulfuric martian landscape that looks far better than it smells.

This modern monument to pagan belief looks like it was transported straight from ancient times.

This fantastical waterfall is hidden in a cave located in a cracked cliff.