Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

The most visited, and possibly most controversial, museum in Germany.

A fascinating insight into daily life in the Eastern Bloc.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

England's largest white horse isn't even white.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

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

A motel dedicated to Southwestern nostalgia.

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

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

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

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

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

A controversial memorial at the place where Captain Cook met his violent end.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

Tucked in the back of this amazing antique store is an important piece of medical history.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

This controversial depiction of the "Founder of California" looks as though it was sculpted from mashed potatoes.

A 1920s speakeasy that had rum runners racing up and down the shores of California.

An unphotographable nightly march of tens of thousands of "fairy penguins" from sea to shore.