Few things look more out of place than the electric blue ponds in the reddish-brown desert of Utah.

Between Missoula and Spokane, a family-owned travel center has an unusual museum in the back.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Where the famed frontiersman was born, raised, and survived Quaker intrigue

A well-preserved example of an early industrial operation in the northeastern United States.

The beginning of the historic Iditarod Trail connecting the Alaskan cities of Seward and Nome.

This rusted car found in Petrified Forest National Park's Route 66 exhibit may be the most photographed abandoned car in the country.

A rotating cast of guys and dolls in front of a Washington, D.C. building.

The discovery site of the "Capitalsaurus," the official dinosaur of Washington, D.C.

A wondrous old library overlooking the nation's capital.

One of the few working locomotive roundhouses in the United States.

The only surviving prototype for Buckminster Fuller's house of the future.

Mariners once used this prehistoric landfill as a navigational landmark.

A glimpse at Walt Disney's vision for a "community of tomorrow," in miniature.

Opened in 1976, this monster-sized version of the fast-food franchise is sometimes called the Epic McD.

A secret greenspace hides atop a Capitol parking garage.

Through the decades, Black music stars have performed at this historic hub for music and the arts.

Archaeological sites and great food inside the island's largest mangrove forest.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

This colorful gate stands as an entrance to the walled city of Old San Juan.

The world's brightest bioluminescent bay.

On a clear day, you can see all the way to the Virgin Islands from the top of this observation tower built in the 1960s.

This small fort played a huge role defending Puerto Rico’s capital city.