A pagan tradition of draping trees with rags eerily lives on.

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

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

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.

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

A modern English garden of eccentric beasts, follies, and oddities.

Remnants of a Victorian garden feature sitting in public woodland.

Surreal riveted sea forts once protected the Kent shores from German attack.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

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

A fantastic castle rumored to be the birthplace of King Arthur.

A subterranean ice warehouse that has lain hidden beneath central London for over a century is now open to the public.

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

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

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