During World War II this was the site of an "honor camp" used as a prison for draft dodgers, Native American conscientious objectors, and Japanese-Americans—including a man who brought his case against the camp to the Supreme Court.

An early 20th-century jail not far from the infamous Tombstone, Arizona.

Hike the unusual hoodoos and rock formations that form this little-known natural wonder.

This fireplace-turned-monument pays tribute to the assassinated U.S. president.

The former home of the army detachment that captured Geronimo.

Some of the Old West's most notorious outlaws frequented this mining town.

This rural museum is home to more than 50 local desert reptiles and the world's largest snake bite kit collection.

A stone pillar commemorates the surrender of the extraordinary Apache leader.

With more than 2,000 pieces, this is world's largest collection of artwork inspired by Leonardo da Vinci's 'The Last Supper.'

A living snapshot of a different time in America is preserved and maintained by a community of volunteers.

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

A living museum of curated gardens honors 4,000 years of agriculture in the Santa Cruz River basin.

This scrap yard doubles as a naive art gallery full of found art and farm animals.

An amazing collection of model trains, collectibles, and artifacts that span the last 100 years.

A modern museum dedicated to the fairytales and dictionary work of the Brothers Grimm.

A museum honoring Germany’s cucumber mecca offers a great dill of gherkin history.

Flowers have mysteriously appeared on her effigy every day for the last 150 years.

The birthplace of Karl Marx is now a museum dedicated to the communist revolutionary's life and work.

A memorial in the Tiergarten is a reminder of the suffering inflicted on homosexuals by the Nazi regime.

Eight naturally mummified bodies in glass coffins are housed in an underground crypt.

The scars of World War II are preserved on its walls.

Each year, Germany's "City of Dragons" slays the world's largest walking robot.

An ancient pagan site swirling with legends in the foothills of Franconian Switzerland.

This former Nazi castle was built as a school to train what would have been the future of the Third Reich.