A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

This imposing memorial contains the remains of Che Guevara — and 29 other guerrillas who died with him in Bolivia.

After the Cuban Revolution, the famous rum company had to leave their swanky headquarters behind.

A Spanish-style estate that has traded black ties for rock concerts.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

A majestic hotel that also stands as a historic relic.

Decorated by local artists, the city's utility boxes have become three-dimensional canvases.

A six-person chapel in the middle of Alberta's badlands.

With its webbed walls and bright red coloring, Calgary's iconic bridge looks like a finger trap puzzle stretched across the river.

Every fall this lake mysteriously drains, like a bathtub with the plug pulled out.

As if T-rex wasn't big enough, this Canadian monument is four times larger than the real thing.

This ghost-town bar has bullet holes and plenty of stories lurking within its walls.

Hoodoos, naturally eroded land formations, stand 20 feet tall in the Canadian badlands.

The Incredible Hulk, Yoda, Mulder and Scully, and many many others watch over the mean streets of Toronto.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

These sacred Mesoamerican ruins feature peculiar petroglyphs hidden in the stones.

In this breathtaking canyon, crocodiles bask on boulders and glide through the murky waters.

An elaborate Mayan city shrouded in alien conspiracy revealed the tomb of Pacal the Great.

The enigmatic skull gazes out over the ruins of a once-great Mayan city.

The masses at this church incorporate enough moonshine and animal sacrifice that they are no longer recognizably Catholic.

This is one of the last remaining theatres in Canada to feature an Art Moderne architectural style.

The splendor of this 17th century golden chapel has led it to be called the "eighth wonder of the world."

This cluttered cantina is famed for its cheese-spiked, raisin-flavored liqueur.

The "world's smallest volcano" has been used to store meals and dispose of dead bodies.