A Victorian Gothic masterpiece housing a world-class collection of rare books and manuscripts.

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

Abstract dinosaur models in London.

Shakespeare, David Bowie, Dr. Who, the Saxons, Druids and Romans are all claimed to have all made their mark on these massive man made tunnels.

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

A subterranean playground in an abandoned slate mine.

The remains of Crystal Palace Great Exhibition of 1851.

This wildly-tiled artist's palace is a living and growing account of the creator's life, loves, and labors.

Tiny effigies of the victims of Edinburgh's famous Anatomy Murders.

The atmospheric road was never meant to be so creepy.

The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.

The view from this giant Stone Age toad is unexpectedly beautiful.

This lovely ancestral home inspired the author D.H. Lawrence, and features a tunnel made out of a living willow.

This romantic, decaying 13th-century ruin on the edge of Sherwood Forest is reputedly one of England's most haunted places.

Under a church hides a forgotten 13th-century ossuary containing the remains of around 2,500 people.

This 1913 single-screen cinema is a charming survivor in the age of the multiplex.