The United States Capitol's former columns still stand.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Buildings from the fictional planet of Tatooine still litter the Tunisian desert.

The original film set of Luke Skywalker's Tatooine home from the 'Star Wars' trilogy.

Some claim these desert ruins are from the legendary "Atlantis of the Sands."

The singular ruins of a mysterious lost city.

The ruins of an ancient island city built atop a coral reef in the South Pacific are spectacular and strange enough to have inspired H.P. Lovecraft.

An enormous concrete structure built over a nuclear crater.

Only a few signs remain of the buried Colorado mining town that supplied the uranium for the first atomic bomb.

For thousands of years, Native American hunters drove buffalo straight off this cliff in Montana's Yellowstone Country.

The site of a defunct mill, that once supplied marble for the construction of the Lincoln Memorial.

Once a lonely sentinel on the edge of the Great Plains, this rebuilt trading fort offers a glimpse of life on the Santa Fe Trail.

The remains of an early 1900s dude ranch that operated until the 1970s.

It's easy to forget what century it is as you wander this rustic homestead.

A fake mine that was made using real mining techniques which is also used as a community center.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

A river runs through this remote valley in a very unexpected way.

Unlike most arches, this geological oddity formed in a volcanic dike.

The remnants of the base where US Army troops learned how to fight in extreme conditions.

A swath of France so devastated by war it is still forbidden to go there.

This grand stone tower was dedicated to a famed American humorist almost by coincidence.

This hot dog-shaped diner has moved all around Colorado, never been to New York.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

The huge collection of paintings of the American West is one of Denver's best-kept secrets.