These stark white cliffs were spat up by the sea and are slowly being retaken by it.

A breathtaking flower tunnel bursts with beautiful golden blossoms.

England's most notorious suicide spot.

A rocky sea serpent hides caves, blowholes, and a spectacular natural bridge.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

A strange rock with a sinister reputation lurks within the crimson waters of this Scottish glen.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

This tangled English forest looks like something right out of a fairytale.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

Northern Ireland's Brobdingnagian stepping stones.

These fantastically named natural pools look like something out of a Scottish myth.

A kaleidoscopic warehouse-maze of handmade neon signs.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.