This simple Manhattan salt house is artfully shaped... well, like a giant granule of salt.

Visiting dignitaries and Hollywood stars once stayed at this 1920s hotel, alongside ghosts that are said to haunt its corridors.

A haunted hot springs hotel that went from healing retreat to asylum before it was restored.

Sniff the Titan Arum's rotting flesh.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

The most confusing clock in New York.

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

Mysterious 500-year-old tapestries depict a unicorn hunt.

Home to first responders to Greenpoint's devastating oil fires.

An arcade packed with a rotating collection of unique independent video games.

Every year model trains zip through a miniature New York City that's now 150 landmarks strong.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

This landmark building is now a vibrant performing arts space with musical acts from around the world.

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

Whale bones, scrimshaw, and sperm oil make up just a part of this comprehensive collection of whaling history.

The site of a tragic massacre that spawned a multimedia franchise.

The former estate of the Guggenheims, part of the opulent Gold Coast that inspired the Great Gatsby.

The oldest continuously operating farm in New York State.

An abandoned Gold Coast-era mansion once intended for the exiled ruler of Albania, who never arrived.

In a small Japanese garden off a busy Denver street, a memorial to a brave, principled politician.