At high tide this strange footbridge appears to have no purpose whatsoever.

A 30-acre garden inspired by the principles of modern physics.

Ruined castle with subterranean vaulted Goblin Ha' or "Goblin Hall."

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.

A precariously balanced goose-shaped boulder with a dark legend.

This salt marsh in Southern France is as pink as the flamingos that inhabit it.

100-windowed castle turned art gallery, built by one dedicated mason.

Derelict chemical plant on the North Sea is a beautiful industrial ruin.

Rare remnants of the brick-domed ovens birthed in the Durham coalfield during the Industrial Revolution.

A million and a half tons of earth were used to create one of the world's largest land sculptures.

This steel sculpture made from a recycled crane towers above a former shipyard.

This tribute to Sunderland's mining past stands outside the home of its football club.

A museum and gardens with unusual plants and a history of progressive programming for the blind.

This lonely bronze walrus celebrates a character in a Lewis Carroll poem.

This Georgian Gothic building was created to shelter and feed deer.

This hidden natural fountain issues forth a steady supply of supposedly healing water that tastes like rotten eggs.