Odd outsider art installations surround a Gold Rush-era ghost town.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

Ancient pueblos built into the base of a natural canyon wall.

A spiritual vortex among the red rocks in Sedona.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

See massive fossils that are over 200 million years old in northeastern Arizona.

The first Russian Orthodox church in North America and an Alaskan landmark.

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.

A massive Montreal stadium that has seen nothing but trouble since its inception.

Few other hotels can rival the grandeur of the Castle in the Rockies.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

Possibly the world's largest hourglass only needs to be reset every New Year's Eve.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

An eerie, existential museum dedicated to the author of "The Metamorphosis."

Increasingly decayed figures stand as a powerful reminder of the human costs of Czech Communism.

This automated sculpture of two men peeing will spell out text messages with their micturition.

A mocking tribute to the past and modern leadership of Prague.

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

Macabre astrological automaton clock dating to the late 1400s.

A whimsical bridge adorned with decorative dragons.

This one-time health resort was used by aristocrats around the world.