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

The remnants of an early American attempt at missile defense.

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

A piece of John the Baptist in the American heartland.

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

You don't have to visit the deep blue sea to see these majestic creatures swimming wild and free.

Icelandic settlement in Manitoba established in 1875.

The oldest operating steam locomotive in Canada runs along this heritage railway.

A statue in a Canadian zoo remembers the WWI origins of the beloved character Winnie-the-Pooh.

These experimental weapons brought World War II to Nebraska as well as 26 other U.S. states.

The World's Largest Bull.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

An obelisk commemorating Lincoln's role in connecting the coasts.

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

This former small town was destroyed not by the motor oil it sprayed the ground with but by the toxic waste that was added.

Entombed in this strange, white stone hill are the deadly remains of radioactive weapons production.

This zombie-themed restaurant stands out in the heart of corn country.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

Cannon designed to fire an atomic warhead.

A diverse, expansive nature preserve in northeastern Kansas.

A number of gruesome unsolved murders have turned this simple home into a morbid tourist trap.

This Mediterranean castle was built for a millionaire and his giant dog.

A wax effigy of St. Valentine hides one of the saint's relics.

An urban forest overtakes what was the greatest failure of utopic urban housing.