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

A memorial to the tens of thousands of Irish who fled to North America during the Great Famine.

Willy Wonka would love this weird half-a-home.

Famous church recognized for both its unique design and disciplined monks that live according to the Benedictine discipline.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

A floating museum that was sunk by a flood and left to rot in the tides.

Largest Roman Catholic church in North America.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

Three hundred years of preserved Spanish colonial history in San Antonio.

This long, dark tunnel is open to hikers, but those without lights are known to get confused even on the straight path.

A walk through the historic city center, under the streets of Seattle.

A museum dedicated to the history and exploration of both popular music and science fiction.

A wall of chewing gum moonlights as collective art.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

A mythical bird etched into the face of a rock doubles as the mascot for a nearby school.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

A chessmaster's dream destination.

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

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

This is not your typical jungle gym.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

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

Home to a protest movement, a bombing, and a dramatic change in labor history.

The world's tallest statue of an American hero.