A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

The intricate geometry inside this Baroque-style dome was designed to create "terror of the human soul."

The mysterious “eyes of the Devil” dot a street in the occult center of Italy.

See every month of the year personified at this opulent Turinese fountain.

This building was designed to celebrate Italy's victory in World War I.

This sinister Baroque entryway could lead you to a terrible fate.

A quick and simple solution to Cambodia's train woes.

A non-profit that uses the impressive smelling abilities of African Pouched Rats to find and clear unexploded land mines.

Khmer Rouge's high security prison.

A secluded, little-known temple hidden amid the dense jungle.

The capital of Cambodia is named after the hill on which this ancient temple complex stands.

Take a hidden path to the mouth of the cave to watch millions of bats swarm at sunset.

A battle between nature and architecture in the Cambodian jungle.

An 11th-century fortress home to one of the most influential royal houses in medieval Europe.

The remains of this castle, known as the Witch’s Eye, watch over the Thur Valley.

A futuristic rocket marks the spot where three borders meet.

The ruins of a medieval monastery named after a type of tree.

This 19th-century prison once held Irish revolutionary Constance Markievicz, writer Frank O’Connor, and a nine-year-old pickpocket.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

Since 1887, this old-school shop has stacked its shelves with extraordinary coffees and teas.

The childhood home of Earth's alien chameleon is a humble Brixton flat.

A fully functional, 200-year-old remnant of the time when Brixton was mostly fields.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

The television series' iconic giant foot was borrowed from this classical painting.