The only Civil War battle in Washington D.C. took place near this highest natural point in the city.

Pennsylvania's highest point is spotted with boulders which were pushed to the surface by nothing but cold.

A devilishly named gorge that was a sign of salvation for many pioneers.

The residents of this ominous-sounding street in Pennsylvania liked its name so much they fought to keep it.

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

A daily replay of the experiment that proved the rotation of the Earth.

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.

Some of New York's best tacos can be found in the back of an unassuming bodega in Queens.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

A toxic ghost town sitting atop a massive coal fire.

This abandoned subway station can still be seen on regular commuter trips.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

A layered tribute to the work of mosaicist Isaiah Zagar.

The abandoned coal loading dock is a canvas for unsanctioned art.

The graffitied ruins stand hidden within the Pennsylvania woods.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

An Irish Memorial commemorating those who perished due to potato blight.

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

This little-known Revolutionary War fort is supposedly haunted by the ghosts of its past.

This elaborate towering structure was once famed for its revolutionary height.

A historic covered bridge is but one example of an oddly prevalent American urban legend.

This park contains a number of standing stones meant to heal and inspire.