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

Order scoops of pandan, lychee, and black sesame at this family-run institution.

A crumbling hospital from the 1850s on Roosevelt Island.

Tucked in the back of this amazing antique store is an important piece of medical history.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

A terrific purveyor of natural history objects and curios.

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

One of the last Jazz Age "Wonder Theaters" in New York City.

The oldest house in Manhattan is now a museum that remembers the home's sordid history of scandals, vice-presidents, and ghosts.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Unrepaired walls from a 1920 anarchist bomb attack.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

The Sun King's military models, saved from the Louvre.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

Vacant Beaux-Arts buildings that serve as reminders of a beach town’s glory days.

There aren't too many operational funiculars around, but Pittsburgh has two!

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

One of the few remaining American elm trees in New York’s Tompkins Square Park was the birthplace of a new religion.

Snack on a partially gestated duck egg.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

This permanent exhibition celebrates the finest of our heartless automatons both real and fictional.

Elevated freight railway turned wildly successful urban park.

Once used to screen films for theater owners to rent, this historic building is now a start up hub.

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.