A real flying saucer, contracted by the U.S. Air Force.

The largest earthwork effigy in the world.

A memorial for an outsider theorist who believed that the planet is actually hollow.

A 70,000-square-foot institution dedicated to a very literal, creationist perspective on the Book of Genesis.

This tower-tomb honors a president who only held office for a little over a month but dedicated his life to his country.

A museum that houses the world's largest collection of ventriloquism dummies.

An abandoned relic of the city's failed experiment with below ground transit.

This collection of Japanese luck idols beckons visitors with over 2,000 waving paws.

A suspended garden, now gone, once hung in the middle of this abandoned church.

This humble star-gazing center touts itself as the "Birthplace of American Astronomy."