The Kirkland Monument remembers a selfless Civil War hero who braved the battlefield to give water to his dying enemies.

The most famous location in China was home to whole dynasties worth of imperial rulers.

The highest point in New Jersey is marked by a massive, if simply named, obelisk.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

The last bastion of Roman presence north of the Alps looms over a German town.

Supposedly Satanic numbers adorn this preserved submarine sail.

The world's first nuclear power plant is open to visitors looking to role-play a meltdown.

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

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

A wall of chewing gum moonlights as collective art.

This giant temperature attraction created some giant electric bills.

Where NASA's satellites and rovers phone home.

Home of the International Space Hall of Fame.

Oddly shaped rock formation, misassociated with a nearby utopian community.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

Home to more than 13,000 pieces of war memorabilia and military equipment.

The prototype for all Nazi concentration camps.

A little sculpture with a large wardrobe.

Tiny castle in the middle of the Rhine made you pay to pass.

The oldest Jewish cemetery in Europe survived Hitler's Germany.

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

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.