In the middle of a suburban Denver neighborhood is a cave that once provided solace for a prominent Ute chief and his family.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

The most photographed house in Maine looks good enough to eat.

VW heaven in the backwoods of Dade City, now gone.

Step into the past and experience what life was once like in the Sunshine State.

This facility, now a museum, once housed and trained U.S. Army Air Force pilots who flew during the Allied invasion of Normandy.

This charmingly homemade amusement park has been growing for 40 years.

A scrap-metal sculpture recalls an infamous 19th-century camel.

This three-mile concrete levee in Pueblo, Colorado was transformed into the world’s longest painting.

This mosaic-covered bar is brimming with curated curios.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

A unique home built by Andrew Jackson Caldwell that also served as a military hospital.

Disney World's very first waterpark is now an abandoned ruin being reclaimed by the swamp.

The only runway directly into the magic kingdom has been closed since 1972, but it still sings to you if you drive fast enough.

This erect, phallic geological spire wasn't always named so domestically.

The home of 1.5 million wood letters for printing is still a functioning workshop.

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

This sky-high radio mast is formerly the tallest man-made structure in the world.