The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

This sublime architectural marvel is a rare example of an expressionist church.

Stockholm's narrowest alley is barely over two feet wide.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

A Neolithic tomb hidden among a spectacular boulder-strewn stretch of coast.

Several land speed world records were shattered at this Welsh beach.

A spiral staircase connects the limestone cave with Pembroke Castle, birthplace of King Henry VII.

This lonely cast-iron structure is the only wave-washed lighthouse of its kind left in all of Britain.

High Victorian fantasy created a fairytale castle out of a ruined fortress in Wales.

The oldest continual pilgrimage site in Britain was supposedly created by a gruesome beheading.

A hidden tunnel leads to an abandoned slate quarry that's now a secret swimming spot guarded by cliffs.

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

The decaying ruins of Wales' first asylum for the mentally ill.

England's most notorious suicide spot.

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

Museum about life, death, and cannibalism in the Stone Age.

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

A metal tree emits eerie, melodic notes on top of Lancashire's Crown Point.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

A house of bones — but nobody is quite sure to whom they belong.

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

This Scottish bridge seems to compel dogs to leap to their death.

An 18th century monument regularly tagged with unsettling graffiti referencing a 1940s unsolved murder.

Iceland's only steampunk shop imagines a retro-futuristic world that never was.