A castle built for love, and abandoned due to heartbreak.

An abandoned dollhouse factory.

An enormous cat made of recycled wood scraps.

There's a piece of New York City transportation history hidden in plain sight at a Manhattan subway stop.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

On the top floor of an upscale department store stands a lavish restaurant housed in a replica of a luxury French dining car.

An allegedly haunted testament to a local businessman's desire for status, posterity, and charity.

A temple belonging to the largest Buddhist order in South Korea nestled in the middle of New York City.

Jimi Hendrix's legendary recording studio in Greenwich Village.

This 19th-century Hamptons windmill was once home to modernist painter Agnes Pelton.

Hidden behind a gate in Greenwich Village is a little farmhouse that once served as the writing studio of a bestselling author.

A masked wrestling legend has opened the first U.S. course devoted to a meditative Japanese golf variant.

Adherence to strict Jewish laws is required to enter this ultra-conservative New York village.

This local landmark is home to art galleries and the area's only community darkroom.

The private island of Yale's elite Skull & Bones society is kind of a dump.

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

This unusual subway stop was originally a real estate office.

The home of one of America's most beloved fictional characters has become a real world landmark.

At this farm in upstate New York, the former president plotted his reelection campaign.

A fire station-turned-church-turned-museum dedicated to the work of seminal light artist Dan Flavin.

The shared home of a utopian commune that practiced "free love" a century before the hippies.

The first and only American institution dedicated to the enduring value of comedy in the United States.

Reforestation in action is the main attraction in this abandoned quarry.

A ruthless Soviet relocation campaign birthed a new cuisine, and this humble restaurant.