This 1930s-era Route 66 Tulsa landmark was moved, restored, and filled with neon.

A Route 66 filling station that was designed to resemble the Hagia Sophia, and is now the symbol of an arts district.

This unique landscape is the only place in the world to dig for hourglass-selenite crystals.

This giant mimetic milk bottle has encouraged Route 66 travelers to choose dairy since 1948.

One believer transformed a local curiosity into proof of Vikings on the Great Plains.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

The oldest standing structure in downtown San Diego.

These two K-9 memorials commemorate the sister cities of Edinburgh and San Diego.

The Yiddish language stages a renaissance in a shtetl-inspired cultural center on the San Diego coast.

The bears may be gone, but their old cages can still be found.

Marking the spot where a conquistador gave up his search for the fabled Seven Cities of Gold.

This mid-19th-century dugout was once home to a Swedish family as they erected their homestead.

This historic early-20th-century building still boasts some of its original features.

This giant pocket watch is the third iteration of a local landmark that has been standing just off the Santa Fe Plaza for over 100 years.

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

This town is home to the world’s largest arch constructed entirely of elk antlers.

Dozens of rockets and missiles are on display outside a testing facility in the Utah desert.

A beautiful geyser under environmental threat.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

Site of the 1926 murder trial of Ernest Burkhart who was involved in the "Reign of Terror."

A collection of beautiful crystals shaped like freshly plucked roses.

Once the smallest park in the national system.

Dad jokes and wordplay abound in this comic fake cemetery.