The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

A small section of Boise, Idaho maintains the unique culture and traditions of the Basque people.

A black cottonwood gets a second life as a home for books.

Despite his legacy of work in Spain, Cuba, and Florida, the larger-than-life writer's grave is a simple affair tucked in an Idaho cemetery.

Why settle for barbecue chips when you can get actual barbecue?

Once in disrepair, the house where the 1983 film was shot has been restored and turned into a museum.

One of the best examples of Art Deco architecture in the United States.

This statue is an ode to an iconic roadside advertisement popularized during the 1970s.

A 35-foot-tall fork stuck in the ground outside an office building in Missouri.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

One of the oldest living oak trees in the Southeast.

This winding road of 318 curves is a must-visit for (careful) motorcycle and sports car enthusiasts.

Conjoined twins Daisy and Violet Hilton were stars of the vaudeville circuit.

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

This bright yellow relic is the final survivor of a short burst of seashell-shaped petrol pumps.

A decommissioned tube carriage within a London museum hosts a regular pop-up supper club.

This pub was 238 years old when it decided to revamp its image: It started serving Thai food.

Historic cuisine meets fine dining in a hotel-restaurant overlooking Hyde Park.

This Underground station has been a popular filming location for decades, even before it closed.

The last physical evidence of the Lewis and Clark trail is one of their autographs etched into this giant rock.

This geodesic gallery holds a collection of painted spheres that make traditional canvases look lazy by comparison.