The Jewish section of the famous Boothill Graveyard was abandoned for nearly 100 years.

A stone pillar marking the location of the westernmost battle of the American Civil War only honors one side of the conflict.

An incredible airplane graveyard sits outside this small museum dedicated to preserving aviation history.

Come for the pizza, stay for a performance on the world's largest theater pipe organ.

A museum and tribute to a brave profession.

The first permanent memorial to a unique secret weapon of World War II.

A Wild West jailhouse that slid down the mountainside.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

A natural history wunderkammer in the middle of the desert.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

An urban laboratory.

The world's largest military aircraft cemetery.

Miniature art that tells an enormous story.

America's only nuclear missile silo open to the public.

See massive fossils that are over 200 million years old in northeastern Arizona.

A reproduction of earth's many biomes.

A self-built castle made by a mysterious man.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.