Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

The world's largest mineral hot springs is home to a herd of bison, a free public bath house, beautiful mineral formations, and a terrifying swinging bridge.

Locally known as the "Onion” and the "Egg Beater,” Casper’s most recognizable buildings are beloved local landmarks to many, and eyesores to others.

This unique landscape is the only place in the world to dig for hourglass-selenite crystals.

The longest covered bridge west of the Mississippi River.

Local lore holds that Butch Cassidy took an escape route through Red Canyon's sandstone hoodoos after an attempted murder.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

A wealth of seafaring history displayed on the California coast.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

The romance of early commercial flight still fills this Art Deco destination.

The grand marble structure next to the White House is Andrew Carnegie's temple to Pan-American diplomacy.

A derelict bit of infrastructure from the canal that once ran through D.C. is landlocked in the heart of the city.

While most wind tunnels test scale models, the "Cave of Winds" was large enough for actual airplanes.

This large stone residence served as a field hospital during the Battle of Gettysburg between stints as a tavern.

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

The beloved, war-tested mascot of a Union regiment graces their battlefield monument.

One of Gettysburg’s least visited battlefield memorials is off the beaten path, but worth a visit.

While seemingly a cruel joke, this bench actually honors an esteemed member of the community who passed away in 2006.

Home of the only civilian casualty at the Battle of Gettysburg.

This covered bridge was used by both Union and Confederate troops during the Battle of Gettysburg in 1863.

Historic barracks utilized during both the Revolutionary War and the Civil War.

According to local history, this cast-iron canine was nearly melted down for bullets during the Civil War.

A Civil War Museum with some notable medical antiques.

Washed out by the Johnstown Flood in 1889, the surviving portion of the original two-span bridge now resides at Fishing Creek.