This unusual subway stop was originally a real estate office.

Con Edison’s exotic and heat-loving pests.

In Little Caribbean, an ice-cream shop serves up regional flavors, including soursop, Irish moss, and "greatnut."

A mosaic made of materials gathered from this Brooklyn community adorns the walls of this tunnel.

This recently uncovered ad for Lindsay's run at Mayor in 1965 had been hiding for decades underneath a billboard.

A Collegiate Gothic quadrangle that surrounds an 18th century secondary school whose financing came from the likes of Alexander Hamilton and Aaron Burr, among others.

These century-old townhouses contain some of the first car garages built in the United States.

This unique house, the only one of its kind in Brooklyn, was built as part of a real estate developer's showcase.

A series of fish plaques that are embedded in the malls of Ocean Parkway.

The inventor of the Coney Island hot dog rests in a grand mausoleum in Brooklyn.

The first and only carousel with a lineup entirely of insects.

Hidden inside one of the world's most well-visited zoos is a secret plaque promising eternal life.

A small graveyard is hidden in the midst of a bustling university campus.

An unassuming stone building houses New York City's oldest seismic station almost 30 feet below the Bronx.

The famous author's cottage hideaway.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

Every equinox this Maya pyramid puts on a spooky ancient light show.

The "Seinfeld" diner.

Even for Egyptian royalty, the afterlife was bring-your-own-beef.

The flagship building of an early national restaurant chain is a superb example of terra cotta art.

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

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

New York's southernmost subway station is whimsically wavy.