The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

An Australian lake whose pink hue defies scientific explanation.

A walk through the historic city center, under the streets of Seattle.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

A beautiful, dense forest in the shadow of Mount Fuji, with a tragic reputation.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

Grab a cuppa at England's first and only domestic tea plantation.

The bizarre headgear looks like it was made for a fool, not a king.

A 600-year-old mini shrine guarded by a sword-wielding knight hides in a crumbling cliff face.

Just a man taking his prehistoric pet for a stroll.

This silent sentry in the crypt below a large Gothic cathedral is often knee-deep in water.

Hidden behind a wall for decades, this masonic lodge was only rediscovered during renovations.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

An unusual round church in London with a Templar past.

Man-made cave with enigmatic carvings, some say made by the Knights Templar themselves.

The hallucinogenic center of the ancient world.

One of England's most famous churches hides a pair of little known architectural treasures.

Brass cobblestones mark the places where individual Holocaust victims were taken from their homes.

These mystical miniature houses bring a touch of magic to the New Jersey woods.

This old cement mine has been used as everything from a mushroom farm to a recording studio.

This stone gatehouse was once the entrance to a historic mountain resort, and it had a cameo in a cheesy cult horror movie.

This overlooked street light once served as a KGB dead letter box.

The largest of London's subterranean rivers and once a mad, bad center of London life.