A tree bears footwear on the loneliest road in America.

This Old West eatery along America's Loneliest Road was originally a stop on the Pony Express.

This memorial honors five journalists who were killed in a mass shooting in 2018, and affirms the importance of the first amendment.

This statue honors the author's groundbreaking family story.

Wedged between two sets of row houses is an awkwardly located family graveyard.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

Art deco landmark on the outskirts of Washington, D.C.

The tunnel under the Capitol Building where Congress takes out its trash.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

"Congress may voluntarily remain in session throughout the summer, in order that our Congressmen may be protected from the intolerable discomforts and dangers of the ordinary outdoor weather!”

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

One person's lost luggage is another person's treasure.

It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.

Once an unstoppable source of gold and silver, this town came to a grinding stop when the groundwater proved deadly.

A dangerous narrow-gauge railroad once traced a route through this striking canyon.

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

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Strange red rock formations that have been attributed to a higher power for hundreds of years.

"All Mountains - All The Time."