English antique dealers with a taste for the unusual.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

Isolated atop this Balinese sea crag is a lovely Hindu temple that is said to be guarded by sea snakes.

A Red Cross memorial museum at the site of the Niš concentration camp that operated for four eventful years during World War II.

A Serbian church lit by chandeliers made of weapons.

Serbia's master of striking memorials erected a forgotten, hidden gem in the hills outside a tiny village.

This shell of a historic manor house on the Isle of Wight is said to be the most haunted site on the island.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

Crumbling ruins mark the site of a couple's grisly murder in the woods.

Tucked away on an empty wooded lot in suburban Oklahoma City lie the remnants of an abandoned circus camp.

The fairy tale castle of the "fairy-tale king."

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A petite castle folly in the English countryside.

Asthmatic Charles Hyett's son built a fantastical garden for his father to convalesce in, alas it was too late.

The Egyptian-inspired last resting place of Lord Kilmorey.

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

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

London's old-school healing garden.

Grotto replete with mystical designs laid out in glued shell mosaics.

Fascinating town where normal life interfaces with the occult.

Remnants of a Victorian garden feature sitting in public woodland.

A 2000-year-old Roman amphitheater lies just below Guildhall Yard.

Hidden beneath the streets of London is a secret subway that only carried mail.