Places ollie3400 Wants to Go

Cathedral-like Victorian vaults are hidden within this iconic bridge.

Headquarters of the world's fourth largest Hasidic sect and the first of many "770s" around the world.

The famous facade of Grand Central Terminal hides a regulation tennis court—and it's not the first one.

Relics given to a Manhattan church to avoid seizure by the Italian government.

The oldest surviving synagogue in New York City is now a soaring art space.

Historical figures from New York City's Catholic community reside in Midtown.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

The first ever diner included on the National Register of Historic Places is famous for its custard French toast.

This elaborate tunnel is the first structure composed of cast concrete in the United States.

This secluded ruin was once a home for exotic plants.

This striking arch, one of the first architectural elements constructed in Prospect Park, was recently restored to its original glory.

Sniff the Titan Arum's rotting flesh.

A Jewish deli run by Yemeni Muslims in an Afro-Caribbean neighborhood is quintessential Brooklyn.

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

A hyper-luxurious, 12,000- square foot home might be buried beneath Queens, still waiting to protect you from nuclear missiles.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

Where the four original members of the Ramones hung out and revolutionized punk rock.

A young woman's senseless murder led to the controversial psychological theory of the "bystander effect."

The Vatican of the movie industry turned into an actual church.

Collect holy water from a Bronx grotto.

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

Devotional offerings and pleas for intercession are left at this Depression-era shrine inside a nature preserve.

This empty Victorian manse on Staten Island is said to be haunted but is actually a real life crime scene.

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