A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

A semi-scholarly approach to sex.

Unlock the secrets of the conjuring arts.

The former hotel where Tesla invented the radio.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Commemorating the spot where the famous scientist fed his pigeons.

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

A celebration of capitalism in Midtown.

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

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

New York's oldest magic store.

Taxidermy, Cigar Store Indians, A Model of a New York Tenement and Delicious Draft Root Beer.

Rummage through this sunken ship, but leave your scuba gear at home.

The remains of a 19th century spring, and the site of an infamous unsolved murder.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

Despite not growing anywhere near New York City, bananas are ripened in a pressurized room in the Bronx using precise banana science.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

Hiroshima survivor on Riverside Drive.

Collect holy water from a Bronx grotto.

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

From scholastic to sepulchral - now under reconstruction.

The famous author's cottage hideaway.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

Mysterious 500-year-old tapestries depict a unicorn hunt.