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

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

Lie in a hammock where George Washington stood.

A modern zoetrope on the New York City subway.

A terrific purveyor of natural history objects and curios.

Plot your trip through the city on the sidewalk.

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

The site of the deadly Triangle Shirtwaist Factory Fire.

An artist's cute bronze subway sculptures belie his violent artistic past.

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

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

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

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

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

Final resting place of the author who wrote the ghost story "The Turn of the Screw," and his brother, the Harvard doctor and paranormal investigator.

A vast collection of rare books, manuscripts & extraordinary objects illustrating the history of medicine.

Yale University's home for rare works, including the mysterious Voynich Manuscript.