A 1920s navigation arrow for airmail is preserved right off Interstate 80 near the southern edge of the Great Salt Lake

Come for the speed, leave in love with the desert.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

This pristine World War II airfield gives a comprehensive look at atomic development and aviation history.

The world's first nuclear power plant is open to visitors looking to role-play a meltdown.

The only bridge in the United States where BASE jumping is legal without a permit year-round.

Walking by this fence is like strolling along a portal to various fictional worlds.

A large circus museum with summer performances.

Wisconsin's most celebrated export gets the royal treatment on I-94.

Over thousands of years, this slot canyon was carved out of the bed of an ancient lake.

An abandoned early-20th-century boomtown sits within the Calico Rock city limits.

Despite time, colonization, and the brutal New Mexican heat, these Pueblo ruins still stand.

The remains of a historic ranch house that witnessed the Civil War battle dubbed the “Gettysburg of the West.”

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.

The hallowed remains of a 900-year old Ancestral Pueblo great house.

Oddly shaped rock formation, misassociated with a nearby utopian community.

This ghost town was once a cult-like religious utopian settlement.

These tall, red sandstone pinnacles outside Moab are often forgotten amid their more famous neighbors.

This Moab institution functions as both a rock store and a small natural history museum.

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

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

This site is home to ancient petroglyphs and pictographs dating back to 6,000 B.C.

John Wayne, Ronald Reagan, and other Hollywood actors have resided in this picturesque Route 66 hotel.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."