Discovered by cows, these upstate New York show caves are presented with a healthy dose of psychedelic folk art.

The most confusing clock in New York.

"A hideous albatross in the Hudson River Valley."

Built hundreds of years ago this downtown iron barrier once protected a much despised king.

Why have you never heard of the second most popular tourist site in New York?

The famous author's cottage hideaway.

Commemorating the spot where the famous scientist fed his pigeons.

100 massive sculptures in the Hudson River Valley.

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

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

The former hotel where Tesla invented the radio.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

Avoid gangster interaction while window-shopping.

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

Visit the monolithic tomb of America's most famous general.

Cryptic messages embedded in the New York City sidewalk.

Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

New York's oldest and possibly grandest keeper of books.

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

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles