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

A museum in the former home of Marxist revolutionary Leon Trotsky.

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

Mexico City's largest market contains a Willy Wonka-esque wonderland.

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

These haunting ruins of a 700-year-old Prehispanic city have witnessed centuries of wars and massacres.

Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

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

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

Extraordinary sculpture garden created by an eccentric English poet.

Frida Kahlo's childhood home, now a museum of her life and works.

1800 rooms of single-family residence in Brunei.

Ferdinand Magellan dubbed the world's largest water village the "Venice of the East."

A symbol of Islam in oil-rich Brunei.

A remarkable feat of Victorian engineering across the Firth of Forth.

The sign marks one of the endpoints to mainland Britain's longest overland travel route.

A six-ton wedding present for the King of the Scots.

Scotland's oldest medieval bridge is also among the last reminders of early medieval Aberdeen.

The heart of a Scottish legend had a centuries-long journey before reaching its final resting place.

This Scottish manor house is a lush relic from the life of a literary great.

This picturesque view of the Scottish Borders was beloved by Sir Walter Scott.

Britain's only herd of free-ranging reindeer.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.