This little-known rival to the Library of Congress houses one of the largest collections of pre-1876 American books, newspapers, and manuscripts.

This decrepit abandoned building is made all the more eerie by its dark history.

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

Once a sewer culvert, this road tunnel now offers cyclists and pedestrians a subterranean stroll under the C&O Canal.

The world's oldest soul food restaurant is also one of its best.

Daily lunch spot for many of Washington, D.C.'s cab drivers.

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

Just outside Chicago, one of the few traditional Mongolian restaurants in the U.S. serves a misunderstood cuisine.

This lovely hilltop tower was specifically built to withstand 100 MPH winds.

A journey through a curious collection of oddities and wonder.

An abandoned Depression-era zoo hidden just off the highway.

An iconic steel and chrome diner from the 1940s left empty for nearly 20 years is in danger of being demolished.

An easy to overlook storefront hides some of the most authentic and regionally diverse Chinese food in New York.

Deliciousness abounds at a Guatemalan restaurant masquerading as a pizzeria.

A long abandoned hospital building on the outskirts of NYC.

The abandoned grounds and derelict greenhouses of this once-magnificent Edwardian estate are now a nature preserve open for exploration.

Beneath the mossy overgrowth covering this once-sprawling campus lies decades of history and the secrets that come with it.

The most northerly active sand dunes in the world have some very rare botanical residents.

The third-largest island in Canada is one of the remotest places on Earth.

A strange rock with a sinister reputation lurks within the crimson waters of this Scottish glen.

This general store is a one-stop-shop for workers at the Prudhoe Bay oil field.

The northernmost truck stop in the United States.

This gravelly, dangerous highway is the only road in the United States that leads to the Arctic Ocean.

A crumbling stone stable and carriage house are all that remain of a manse that was once filled with Egyptian artifacts.