The only known Futuro house in North Carolina sits along a stretch of desolate highway on the Outer Banks.  .

Journey up the capitol building's cupola for an amazing view of Topeka.

The remains of an early 1900s dude ranch that operated until the 1970s.

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

A museum that houses a collection of stenography machines plus dozens of books, photographs, and guides to shorthand languages from around the world.

A century ago, aspiring socialites climbed on this cement beast with the hopes of marrying a millionaire.

This museum-within-a-museum pays tribute to "The World's Most Experienced Airline."

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

A Manhattan office building is home to the world's largest chess board.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

The author of Uncle Tom's Cabin was neighbors with Mark Twain while living in this Connecticut home.

This stunning Connecticut mansion is actually just a one-room-deep hoax.

In the middle of a busy airport, a statue honoring the astronaut who told Houston that Apollo 13 had a problem.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

The longest staircase lock in Britain.

A small Second Empire-style building is one of only seven remaining lighthouses on the Hudson River.

Cryptic messages embedded in the New York City sidewalk.

A good place to research the Freemasons, esoterica, occultism, and hermeticism.

The one-time office of the architectural firm that ushered in the Gilded Age is now a Club Monaco.

An aptly-named street near the birthplace of the modern LGBT rights movement.

The French deconstructionist had a weakness for baked goods.

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

A strangely angled West Village home is the only monument to an explosion that took the lives of three American revolutionaries.

A well-preserved example of an early industrial operation in the northeastern United States.