The house where the famed outlaw was shot by a dirty coward is now a museum to the criminal's legacy.

This historic cliffside mansion uses a natural cave for air conditioning.

A geological oddity formed by two rivers carving out a mass of limestone on both sides.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

Two hundred tons of pioneer artifacts were painstakingly recovered from a shipwreck at the bottom of the Missouri River.

This is not your typical jungle gym.

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

Curious cave that stays a cool 56 degrees all year long.

European castle ruins in an American state park are actually the product of death and grief.

Less a museum than a bizarre fantasy world created by artists and engineers.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

An old-timey wax exhibition campily depicting New Orleans legends and scandals.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

The final resting place of New Orleans' most famous voodoo priestess.

A bizarre house filled with an astounding array of collections.