One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

The famous author's cottage hideaway.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

A celebration of capitalism in Midtown.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

A very classy 1920s-era bar right in Grand Central Station.

New York City's smallest piece of private property.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

A crumbling hospital from the 1850s on Roosevelt Island.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

All of Chicago's wood-paved streets are long gone but two alleys remain.

A massive tribute to this small county's top agricultural product.

The humble beginnings of one of America’s greatest songsmiths.

This monument claims to display the first pot used to cook a famed Southern stew.

The site of the notorious Camp Sumter Prison is now a peaceful memorial.

An eerie site of reverence for those who have completed an epic journey.

After just one epic test blast, this literal loose cannon proved too explosive for combat.

Military and first responders can test their skills in a Foggy Bottom mock station down in Georgia.

The site where Confederate president Jefferson Davis was defeated has been marked with a bust... that leaves that part out.

A fascinating aviation museum where you can chat with the veterans who once flew the aircraft on display.