A decommissioned tube carriage within a London museum hosts a regular pop-up supper club.

A remarkably well preserved tower dating all the way back to the Iron Age.

This crumbling folly looks like an enchanted left over from Middle Earth.

A 4,500-year-old forest is slowly being revealed from beneath the sands of a Welsh beach.

A curious collection of mechanical moving figures.

Hidden in a Scotland museum is a copse of extinct tree stumps.

This lovely little burbling creek is actually a deadly waterway that has dragged down everyone who ever set foot in it.

No one knows who created the statues or if they are arranged properly—let alone the artwork's real name.

This waterfall is one of the most spectacular natural features in the Scottish Lowlands.

Possibly the oldest of Britain's ancient henges is also one of its most stark.

A red sandstone freestanding monolith rises out of the sea in northern Scotland.

Western Europe's only representation of a Roman goddess still in its original location sits in an unassuming park.

Legend says a witch conjured the world's third largest whirlpool to protect Scotland from a nasty pirate.

Britain's only herd of free-ranging reindeer.

This ethereal, rainforest-like gorge is home to waterfalls, quaint bridges, and fairy folk.

These ancient sunken lanes were naturally tunneled into the soft ground by countless footsteps.

This abandoned asylum in Wales might look haunted, but it's still beautiful.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

A beautiful Greco-Roman structure houses a well once believed to have healing powers.

A familiar otherworldly creature guards this 12th-century Scottish abbey.

The last inhabitants of one of the U.K.'s most remote islands were evacuated in 1930.

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

The largest cave chamber in Britain—big enough to fit a whole cathedral inside.