This beautifully deceptive waterfall is something far different from what it appears to be.

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

The ruins of an ancient Mayan city, beautifully preserved and only accessible by boat.

A 500-year-old series of tunnels long believed to be folkloric was uncovered beneath the streets of Puebla.

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

The largest cave shaft in the world is home to thousands of birds and popular with BASE jumpers.

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

66,000 pieces of art, donated by one of the world's richest men.

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

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Part bookstore, part café, and part forest.

High atop a Mexican rainforest mountain, this ancient pyramid once drew pilgrims countries away.

Extraordinary sculpture garden created by an eccentric English poet.

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

An island filled with hundreds of hanging, decomposing, decapitated dolls.

The tiny airport in remote Newfoundland that inspired a hit musical is also a modernist architectural gem.

An ancient Viking village in North America that predates Columbus by 500 years.

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

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

The ruins of the "20-year town" lay out among the mountains of Alberta.

Rusty red sands line the shores of this Canadian Province.

The colorful, smiling concrete silos of Vancouver.

The narrowest street in Canada was once a spot for dastardly doings, now a historic piece of Chinatown.

The wreckage still sits at the exact spot the plane crash-landed in 1945, carrying 1,000 pounds of explosives.