A whimsical monument marks the highest point in Kansas, not that you could tell by the looks of it.

A Kansas grassroots sculptor decorates the local roadways with his sculptures made from found objects.

Colorful Native American paintings are hidden within this small cavern.

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

Ancient human, animal, and geometric figures drawn in the earth.

An extensive collection of ancient Egyptian artifacts and mummies.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

The shattered remnants of a meteor that struck Santa Fe more than a billion years ago.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

The remnants of an early American attempt at missile defense.

The world's largest Holstein cow.

This Minnesota town celebrated the state's 100-year anniversary by creating a massive ode to nature's smartest bird.

The statue honors the booming birds Rothsay, Minnesota, is famous for.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

These crudely shaped folk giants may be the the second most photographed statues in the U.S.

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

Three legendary, living albino buffalo roaming their pastures for all to see.

One man's quest to save his town with a trail of record-breaking sculptures.

The ruins of Theodore Roosevelt's beloved ranch stand in a forgotten corner of a national park named after him.

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

This tiny movie theater was the last one in the U.S. constructed in the Nuevo Deco architectural style.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

The only road through the heart of Glacier National Park.

A classic mystery spot complete with spots that are said to make you shrink or grow when you stand on them.