Besieged by war, this castle ruin has crumbled into a peaceful picnic spot.

One of the oldest and certainly best preserved Cistercian abbeys still in existence.

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

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

Created hundreds of years ago, the magical follies and landscapes at this park were almost lost to time before being restored.

Giant, friendly pelicans in Central London, the most unlikely of places.

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

This series of Scottish caves has no clear purpose other than baffling historians.

A tongue-in-cheek arcade where the games are based on everyday life.

The one-time stronghold of the noble Douglas family, now home to ghost sightings and nesting birds.

This castle was established by the 4th Duke of Montrose and is connected to the Buchanan Clan.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

The longest hedge maze in the world.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

The atmospheric road was never meant to be so creepy.

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

Northern Ireland's Brobdingnagian stepping stones.

Famously misunderstood wonder of the ancient world

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

A writer's tiny retreat built from salvaged shipwreck timbers.

Now nearly dry, this lake is said to be the ancient home of the Lady of the Lake, and was once thought to be bottomless.

A 6th-century stone lies at the site of the mythical battle waged between King Arthur and his nemesis Mordred.

This oak sculpture at the edge of a small woodland is nine feet tall and shrouded in mystery.