Part mural and part sculpture, this work of art sits in the middle of the Promenade, as if swimming in a river of asphalt towards the ocean.

Under the right conditions, rocks will move across this dry lakebed, leaving trails behind them.

Northern Kentucky’s very own Notre Dame showcases intricate stained glass and the bones of saints.

This Old West hotel, the longest in continuous operation in the state of Arizona, is claimed to be haunted.

You can dig up your own crystals in the quartz capital of the world.

Hundreds of graffiti artists have decorated this flood-wall on the west bank of the Mississippi River.

The longest burning light bulb in the world.

Location of the most powerful laser in the world, and the potential birthplace of tiny stars.

One of the last free public hot springs is decorated with hippie art.

A piece of stonework relief commemorates the site where the Devil's rage, and odd apparel, destroyed a house.

Sip creative cocktails in the former vault of the Riggs Bank.

How a bat poo mine became a major Native American archaeological site—and connections to legendary red-haired giants.

Volkswagen's dedicated museum dives into the complex history of one of the world's best known cars.

This hidden, women-built-and-operated Nevada temple on Shoshone Native American land is dedicated to the Egyptian lion goddess Sekhmet among other goddesses.

An unusual building on a "desolate hill" features the works of an Icelandic sculptor.

The largest ski jump in the Western Hemisphere hasn't hosted skiers in decades.

This risqué sculpture, based on a Hans Christian Andersen fairy tale, caused outrage 35 years after it was erected.

A 30-mile-long glacially-carved canyon leads to a massive pair of glaciers.

Along the Outback Scenic Byway, adjacent to hot springs, this human-made geothermal feature takes unexplained breaks.

This humble bench is considered the most beautiful in the world.

This jagged colossus of a building is mostly held together by an enormous concrete exoskeleton.

This site pays tribute to the life of an iconic local dog.

Absolutely no saxophones in the library.

Housed in a stunning Victorian building, this museum has the largest exhibition of knives, blades, penknives, and scissors in Spain.