The only subway station in the city that still makes use of gap fillers.

The most confusing clock in New York.

Nope, not Washington Irving's house.

The notorious headquarters of a corrupt political machine.

The one-time office of the architectural firm that ushered in the Gilded Age is now a Club Monaco.

A 19th-century politician who died after walking home in a blizzard is honored with this Manhattan statue.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

The impeccably spiced roast pork buns at this bakery are worth the wait.

Gang fights don't just happen on the streets, they happen under them too.

The only gallery in New York dedicated to olfactory art and the exploration of scent in art.

This humble historic facade hides a history of boozing and the gentlemanly sport of rat-fighting.

From this desk Al Hirschfeld drew his influential caricatures of the 20th century's Broadway stars.

The name of this tiny pocket park tucked between two buildings on Manhattan's Upper West Side is Latin for its location: "seventy-one."

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

This 19th century granite fortification is one of the most well preserved forts in New England.

The first bridge observation tower in the U.S. offers one of the best views of Maine.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

Ice cream stand, snack bar, and time capsule of milk conveyance.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

This supermarket is suspended 25 feet above an interstate highway.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

The massive machine creates cracking displays of indoor lightning.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.