A model of a galactic embassy is hidden in plain sight along the highway, proposed by a UFO religion to find the aliens that created life on Earth.

The site of the first "historically true" UFO encounter in the U.S.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

Conspiracy theories and occult legends surround this mysterious natural rock formation.

This strange moor has a song written about it, Bronze Age carvings, and an alien sighting.

This set of rickety spaceships are prepared to give alien travelers a place to relax and go to the bathroom.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

A Swiss man built this airstrip for aliens because a UFO captain telepathically told him to.

This small town Texas cemetery is said to be the burial site of a UFO pilot who crashed in the 1800s.

This UFO landing strip was created by a charitable Wyoming city that was worried about residents of Jupiter.

This abandoned amusement park was built on a site with a dark history.

New York's oldest magic store.

Unique antiquarian shop specializing in globes, maps, and prints.

A terrific purveyor of natural history objects and curios.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

A dark, dank room in subterranean Manhattan was the site of a ghastly murder.

A veritable variety of odds and ends.

A hands-on traveling collection of the innovative devices of yesteryear.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

Hidden in an ordinary Midtown building is a one-room museum dedicated to the greatest escape artist.

Edison's cast-in-place concrete houses were a failure, but way ahead of their time.

Take a step into the workshop where Edison and his employees revolutionized the world.

Thomas Edison's home and final resting place also boasts an impressive garage, where some of the earliest electric cars are on display.

This tiny New Jersey village has lived many lives but seems determined to remain a ghost town.