Inside this striking glass building, visitors can see thousands of dinosaur fossils in the positions that nature deposited them more than 150 million years ago.

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

A museum in rural Utah documents the history of the Japanese Americans who were forcibly relocated there.

A former sanitarium where soldiers were sent to recover in the healing waters of hot springs.

One of America's largest retail chains got its start in one of its most remote rural destinations.

Named for a prominent scout and explorer, this Wyoming state park encompasses a replica of an 1840s trading post, a 19th-century Army outpost, and early 20th-century automobile lodgings.

Evanston's historic railroad complex saved this rail town from reaching the "end of the line."

Decor at “Nevada’s Oldest Thirst Parlor” includes Raquel Welch's brassiere hanging from a stuffed moose head.

An eerie site of reverence for those who have completed an epic journey.

This museum houses artifacts from American adventurers and filmmakers Martin and Osa Johnson.

This unusual sculpture honors the city's namesake, Octave Chanute, for his pioneering work in early aviation.

A Google software engineer's Easter egg led to what may be the world's most unusual saved screenshot.

This Boeing KC-97 tanker is now a restaurant for aviation lovers.

At this gas station in the middle of the desert, a convenience store has been carved directly into the rock.

The longest and widest floating bridge in the world.

This Puget Sound military post has a long, turbulent history as a gateway to the Pacific.

Maryland's first (and last standing) toll house on America's first federal road established the state as the "Gateway to the West."

This massive metal sculpture in the shape of a folded paper airplane overlooks a Utah mountain.

This now-abandoned part of the original transcontinental railroad route provides a surreal driving and historical experience.

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

Community bookshelf of 25-foot-tall book spines.

This recently restored timepiece has stood all around Kansas City.

The only pig museum in the U.S. holds one of the world's largest collections of pig items.

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.