There are owls with glowing eyes in Herald Square.

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

A semi-scholarly approach to sex.

Cryptic messages embedded in the New York City sidewalk.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

The former hotel where Tesla invented the radio.

There must be a pun in this haystack somewhere...

A grand New York post office that is home to mailman Santas, scraps of postal history, and a pneumatic mail system.

Need to book a room at the Hotel Pennsylvania? Just dial up 6-5000.

Neoclassical bank designed by NY architects Helmle & Huberty.

The only surviving sidewalk clock in Brooklyn.

Once called Winthrop Park in 1889, home to a decidedly sexy tribute to the Monitor vs. Merrimac battle.

A drawbridge named for a potentially intersex Polish national who fought alongside George Washington during the American Revolution, and an example of "Pulaski Red".

Church featuring "high Victorian gothic" architecture.

A graffiti Mecca welcoming artists from around the world.

Walk into the 19th century without leaving Brooklyn.

A modern zoetrope on the New York City subway.

A celebration of capitalism in Midtown.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

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

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

A massive sea stack famous for its appearance in The Goonies.

A former major munitions plant that has been converted into a sprawling art space.

The filming location of a shark attack in Steven Spielberg's famous shark movie.