This enormous Hindu temple in Queens serves incredible dosas in its basement canteen.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

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

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

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

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

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

Sniff the Titan Arum's rotting flesh.

One of only two commuter aerial tramways in the United States.

A dilapidated dock tells the story of Titanic's missed arrival.

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

Elevated freight railway turned wildly successful urban park.

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

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

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

A crumbling hospital from the 1850s on Roosevelt Island.

A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

For thousands of years, Native American hunters drove buffalo straight off this cliff in Montana's Yellowstone Country.

Mining town from the late 1890s, once home to Calamity Jane.

This off-the-beaten-path abandoned town is a relic of Montana's silver mining boom.

The rocks of a certain area of Butte, Montana give off a musical ring when hit.