The first bridge observation tower in the U.S. offers one of the best views of Maine.

This rustic old building is said to be the most photographed barn in America.

A 6-mile-long lake created by an apocalyptic seismic event and the deadly chain reaction that ensued.

The residents at this Yellowstone wildlife park will certify your cooler as "bear-proof."

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

The current Eureka County Courthouse replaced an all-wooden structure that had previously been an ice-skating rink.

Get fishing gear and craft beer at this restaurant on the pier.

These ruins of a pre-Columbian cliff village are among the most beautiful and well preserved in New Mexico.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

The winter home of thousands of beautiful snow geese and sandhill cranes.

This Wild West attraction is probably more fiction than history, but that doesn't mean it's not awesome.

This volcano rises like a giant anthill from the plains below, with a road spiraling up to the rim.

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

This raised bulls-eye visible from space was the subject of an intense geologic controversy.

Some 2,000 carvings show this rare desert spring has been an oasis for travelers for over a thousand years.

See massive fossils that are over 200 million years old in northeastern Arizona.

This historic national park is covered in the stunning ruins of red rock pueblos.

Erosion and various mineral deposits give this striking canyon its distinct color and soft appearance.

A tunnel with windows, so you don't miss out on the impressive views.

The unusual patterns in this rock formation result from two distinct modes of weathering.

The largest wildlife crossing in Utah allows local fauna to safely traverse the six-lane Interstate 80 at Parleys Canyon.

Largest collection of mounted dinosaur specimens in the world.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.