Largest man-made excavation on earth!

A replica that won't float away.

These huge stone ovens in the desert fueled the Nevada silver boom, and may have also been a hideout for outlaws.

This former mining railroad is one of the best-preserved short lines in North America.

A perfectly preserved small-town pharmacy and soda fountain that opened in the early 20th century and closed in the 1980s.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

In 1952, this restaurant began selling the Colonel's “secret” recipe.

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

This otherworldly church spire reaches up toward the heavens.

The golden age of flight captured in a downtown airport.

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

The first car-centric shopping plaza in the U.S. brought a little bit of Spain to downtown Kansas City.

The world's largest collection of fine-scale miniatures and one the nation's largest collections of antique toys.

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

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

Jurassic Park—A Still Life.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

A monument to the egos of two railroad magnates that fell into decline along with their careers.

Miraculous tree that seems to sprout out of solid rock.