A wartime promise becomes a shrine to Our Lady of Lourdes.

More than 3,200 cookie jars line the walls and shelves of this little shop and over 1,000 salt and pepper shakers

Locals dubbed this abandoned abode the "gingerbread house" because of its odd architecture.

The overgrown remains of one of the premier auto-racing speedways in the Midwest—and also one of the most deadly.

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

This life-size bronze statue remembers the tallest recorded human in his Illinois hometown.

One of few surviving standpipe water towers in the U.S.

A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

This tombstone marks the final resting place of the beloved 1990's character, Ernest P. Worrell.

A 70,000-square-foot institution dedicated to a very literal, creationist perspective on the Book of Genesis.

A theme park featuring a replica of Noah's Ark built to the measurements specified in the Bible.

Beautiful waterfalls grace a canyon visibly torn by a violent tornado.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This stately building in Alexandria, Virginia was built by Freemasons to honor one of their most famous members.

The tomb was guarded by soldiers from both sides of the war, and some left their initials carved in the brick.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

A small Richmond island dotted with the remnants of hundreds of years of history.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

America's post-nuclear-attack chambers of Congress.

This abandoned dream castle and its cemetery look out over the city that once inspired their creation.

The only depiction of Abraham Lincoln holding a weapon, and the names of all 9,000 Cuyahoga veterans of the Civil War.

An elegant sandstone stairway built by the WPA still connects two neighborhoods in Akron.

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

For decades, this waterfall remained hidden because of an artificial dam.