This former Masonic hall has been turned into an art project that uses even more metaphysical iconography.

Home to the abandoned Tioronda Hat Works Factory, this park is a combination of woodlands and marshlands.

Site of the first pathological and bacteriological research facility in the United States.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

A crumbling hospital from the 1850s on Roosevelt Island.

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

Commemorating the spot where the famous scientist fed his pigeons.

The former home of the reclusive "Weird Wendels" who dominated New York real estate a century before Donald Trump.

A bit of retro transportation flair preserved in the world's largest department store.

Come for the waffles, stay for more waffles.

Read a book next to a Midtown waterfall.

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

An extensive collection of fine art devoted to man's best friend.

New York's unstoppable progress turned this cemetery into the smallest burial ground in the city.

The best way to get a sneak peek at the movies.

The oldest living tree in Manhattan comes shrouded in sinister legend.

Sip a cappuccino in the historic cafe that introduced them to the United States.

Built around 1723, this is the oldest surviving home in the U.S.'s oldest colonial city.

Standing 191 feet tall and measuring more than 55 feet in circumference, this is the world's tallest spruce tree.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

The highest point in Washington state is a volcano covered in glaciers.

Shoreline strewn with the remains of ghostly fallen trees.

A spiritual vortex among the red rocks in Sedona.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.