Canada's largest graveyard boasts a lot of noteworthy artifacts as well as its own computerized mapping service.

The largest freshwater lake in the Florida Keys.

Every equinox this Maya pyramid puts on a spooky ancient light show.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

These mysterious ancient stone spheres were created by a civilization lost to time and are now mostly lawn ornaments.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

An architectural oddity hides in plain sight on this iconic London bridge.

The bridge is a secret gallery of discarded gum that has been transformed into miniature masterpieces.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

Eat the ultimate iteration of Portugal's most beloved pastry.

This demon atop the Notre-Dame de Paris looks utterly bored.

This public elevator links the lower city to the upper city of Salvador.

This 17th-century Portuguese fort now houses a nautical museum.

This massive Brazilian church is built like an angular, technicolor pyramid left by Mayans from the future.

A 125-meter long "tribute to the Brazilian people."