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

In Tucson a giant metal snake helps pedestrians cross a busy highway.

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

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

This historic national park is covered in the stunning ruins of red rock pueblos.

The world's largest military aircraft cemetery.

Limestone caves with spectacular showcase chambers.

America's only nuclear missile silo open to the public.

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

A reproduction of earth's many biomes.

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

No one knows the meaning behind this giant sculpture of a nude woman with a fork riding a rooster in Havana.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

Unusual building appears to be haphazardly built from randomly piled bricks.

340-foot statue built to honour the Heroes of the Soviet Union.

A reconstructed medieval gateway that was the magnificent entrance to the capital city dating back to 1037.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

American soldiers discovered Europe's best one-liner at the end of World War II.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

The world's largest wooden structure.

Single runway interrupted by a busy road that cuts across its middle.