The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

A masterpiece of Art Deco architecture hidden in plain sight in West London.

This long-hidden space above Westminster Abbey now displays the battle gear of the legendary King Henry V.

A cluttered and astounding collection of antiquities and curiosities.

This tiny 1930s Art Deco airport is a beautiful remnant of a bygone era.

Ship-sized kinetic sculptural fantasy.

A prehistoric rock shelter that's literally in someone's backyard.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

Yes, this monument is aware that it is about 20 miles away from the actual center of the United States.

A cemetery housing wild west legends in South Dakota.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Walk through the sets of old western films at this small museum in Utah.

It's safe—and permitted—to walk across these twin natural sandstone arches.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

The fifth-longest natural arch in the world, and the longest outside China.

A beautiful geyser under environmental threat.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

One man's ambition created this psychedelic log home.