The ruins of an ancient city built by Mayan traders is centered around a temple of a sacred feathered serpent deity.

The conquistador's former fortress is the oldest preserved colonial building in the Americas.

One of the final grand railway depot hotel complexes is slowly being restored to its former glory.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

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

The wreckage of a deadly bomber plane crash can still be found near an Arizona peak.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

A second generation sun-powered marvel lights up the night.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

The National Railway Museum in York is the largest railway museum in the world, attracting almost 1 million visitors per year.

Seat of the Duke and Duchess of Devonshire for centuries.

The whimsical twist of this spire was either caused by the Devil, an unexpected virgin, or lead.

A striking 500-year-old mansion provides an unexpectedly sublime home for live deer and a menagerie of exotic stuffed animals.

The oldest inn in England served brew to the crusaders.

Originally a meeting place for foreign correspondents and war reporters, the FCC remains an atmospheric spot for sunset drinks in Phnom Penh.

Bombed and burned, this monument represents the often controversial ties between Vietnam and Cambodia.

Khmer Rouge's high security prison.

The capital of Cambodia is named after the hill on which this ancient temple complex stands.

A battle between nature and architecture in the Cambodian jungle.

Australia's largest traditional hedge maze features a Great Gnome Hunt.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

This museum houses an imposing skeleton army comprised of creatures great and small.

The bullet-banged DIY suit of armour belonging to Australia’s most famous outlaw.