The small cave that housed Tennessee's "first citizen."

The site of the one of the most deadly train wrecks in American history.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

This church houses the “incorrupt” body of its founding Bishop.

Victorian-era Egyptomania left its mark on this Nashville landmark.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

This award-winning men's bathroom was just too beautiful to not allow women to see.

The alley connecting two of country music’s most historic venues has a rich history of its own.

A heartwarming message to those entering and departing Music City from above.

A massive art collective tries a new take on Brooklyn's DIY music scene—by making it fully legal.

A community theatre in Brooklyn that brings Country to New York and New York to Country.

On this island, you suck away your garbage via an elaborate pneumatic tube system.

Oldest surviving example of a Dutch saltbox frame house in America.

A sculptural commentary on capitalism pokes up from the East River.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

This exemplar of modernist architecture is meant to captivate and inspire students of the Cooper Union.

Check out the underground party scene at the "Burning Man of Brooklyn."

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

An artist's cute bronze subway sculptures belie his violent artistic past.

A bit of retro transportation flair preserved in the world's largest department store.

A band of aerialists and circus performers putting on incredible shows in East Williamsburg.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

One of only two commuter aerial tramways in the United States.