An intricately designed junk art house with four extravagant junk art cars hidden in the suburbs.

A relic of FDR's brief foray into utopian urban planning.

Two dozen pinball games hidden away inside a most unlikely location.

This grave marks the passing of a historic Jane Doe whose identity remains a mystery to this day.

A massive, majestic mammal watches over pedestrians from his perch atop a former B.P.O.E. lodge.

The narrowest house in America is seven feet of pure spite.

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

The Pentagon is so large that it was planned like a city, complete with internal highway infrastructure.

Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

Once America's tallest structure, now a Baltimore landmark.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

A hidden alley in urban Baltimore is a haven for graffiti artists.

This general store is more than a century old and home to various oddities and antiques.

A reversed traffic signal that was once violently misinterpreted as a statement on British-Irish relations.

This Art Deco fortress in upstate New York gives Manhattan's vaunted examples of the style a run for their money.

The last of nine massive kilns that produced many of the red bricks for buildings in Washington, D.C. and northern Virginia in the early 20th century.

Burke’s oldest cemetery also houses the victim of the county's grisliest murder.

A giant cat slowly prowls the parking lot of Zebulon's car dealerships.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

Hamburgers are intensely proud of their tunnel beneath the river.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

In this breathtaking canyon, crocodiles bask on boulders and glide through the murky waters.

This museum houses two of Mexico's most impressive Aztec monoliths.

The turquoise-studded skull of a long-dead Aztec man sits within Mexico City’s Museum of Anthropology.