Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

A field in which God and his son Jesus purportedly appeared to a young farm boy named Joseph Smith.

Pluto is still considered a planet in Ithaca, New York.

Home on the Hillside, and home of the first breakfast cereal.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

A multi-storied adobe complex has been inhabited for more than a thousand years.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Native Americans built this circle of stones, which was used to predict astronomical events.

The largest earthwork effigy in the world.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

The trials and tribulations of marking Poe's grave.

The Home and murder site of the witch of Rehmeyers Hollow.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

This centuries-old pueblo church houses the body of a Franciscan friar who is said to be a rare "incorruptible" corpse.