One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

This Elizabethan hedge maze is one of only six in North America.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A winding path built in secret on the edge of the continent.

A psychedelic labyrinth on the San Francisco bay.

The library's graceful rotunda is like a bibliophile's temple.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

A hidden bathhouse in one of Stockholm's oldest and busiest neighborhoods is open to anyone who can find it.

This Stockholm light tower can be controlled by anyone with a smartphone.

This giant expressionist head crowns a museum devoted to a beloved Mexican leader.

Meant to be one of the most extravagant hotels in the world, now an eerie, abandoned architectural gem in Mexico City.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

A painting in the historic Cathedral Basilica depicts Jesus and his disciples dining on a traditional Peruvian menu.

Death rituals and sacrifice inside a Peruvian megalith.

This Ecuadorian cemetery is home to a jaw-dropping topiary wonderland.

An elaborate shrine dedicated to the four corners of the world unfortunately misses its mark.

Home of the "true" equator.

Massive volcano in the Andes is the farthest point from earth's center.

Ecuador's largest Incan ruins show evidence of sophisticated irrigation and diplomacy among the ancient builders.

A marvel of Byzantine engineering under the streets of Istanbul.

1513 Turkish world map, full of European state secrets and snarky commentary.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."