This supermarket offers shoppers a window into the past alongside their groceries.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

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

Finally, you don't have to be a pious Swedish seaman to relax like one.

Once America's longest-manned military fort, now an abandoned hulk.

A collection of fanzines, recordings, and documents detailing the rise and influence of the feminist punk movement.

Peek through the gates at this oasis from the city, full of Old English charm.

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

An unassuming secret door once led to a legendary watering hole.

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

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

Home to the infamous "Typhoid Mary" and the worst loss of life in New York's history prior to September 11, 2001.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

Nikola Tesla's former home contains an homage hidden from plain sight.

A very classy 1920s-era bar right in Grand Central Station.

A restaurant on Staten Island showcases a different grandmother’s cooking every night.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

A semi-scholarly approach to sex.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

A crumbling hospital from the 1850s on Roosevelt Island.