This massive railroad spike celebrates the 1939 premiere of the movie “Union Pacific.”

The world's only three-story rotary jail is now a museum to a bizarre trend in prison design.

This 40-foot fowl marks the so-called "wild goose capital of the world."

A celebration of the animation wizard's childhood home and antique railroad memorabilia collection.

The site of the notorious Camp Sumter Prison is now a peaceful memorial.

A commemoration of over 150 of St. Louis's favorite sons and daughters.

The site of the one and only battle of Lord Dunmore's War.

This striking Victorian Home with its 113-foot turret is best known as the site where abolitionist John Brown was executed in 1859.

This advertisement for talcum powder was painted on the rock face and has since defied removal.

Built in the 1850s, this church was of the first five churches constructed in Harper's Ferry.

This shale formation along the Appalachian Trail once inspired the third president of the United States.

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

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

When you can afford only half a road, you build only half a road.

A late sculptor's last project was to turn this abandoned cement factory into a castle-themed amusement park.

Even with its slightly risible name this colossal cross is still able to inspire awe.

Taxidermy, Cigar Store Indians, A Model of a New York Tenement and Delicious Draft Root Beer.

The only mill in the state that features a covered bridge.

The eccentric and colorful pavilions of Tower Grove park are a beloved and overlooked symbol. 

St. Augustine's record-setting narrow street was designed to protect against pirates.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

It's a pretty creepy lock-up.

An 18th-century Spanish watchtower made entirely of seashell and concrete.