St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

Only two of these trees remain in the natural world, found high in the cloud forest of the island of Mauritius.

A 70,000-square-foot institution dedicated to a very literal, creationist perspective on the Book of Genesis.

Visitors dip into a variety of pools of what was once ice.

The sign at the garden gate reads: "These Plants Can Kill."

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

This deceptively salty lake looks like blushing pink lemonade.

A beautiful maze marks where three countries meet.

This rare symbol of Eastern philosophy in the West has been created over years of painstaking construction by the local community.

Go inside to really appreciate this 500-year-old technological masterpiece.

The Twisted Trees of Alticane are an unnerving grove of Quaking Aspen, apparently mutated from a single source, giving them a twisted and unnatural appearance.

An alchemist's "magic door" stands in the middle of a Roman park.

Explore the subjective dream of a hotel.

Connecticut sites linked to the only trial to ever use demonic possession as a criminal defense.

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

A museum which takes visitors to the côté obscure of Paris.

The only gulag ever to exist in socialist Yugoslavia.

Pitié-Salpêtrière was the dumping grounds for women who received the dreaded diagnosis of "hysterical."

Lovers proclaim their unbreakable bond by leaving their names on locks fastened onto the Shoreditch fence in East London.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

Hundreds of tiny dead butterfly eyes gaze down at diners in this Australian eatery.

A son-and-daughter meat market, hawked by mom and dad.