Believed to be the birthplace of the United States Marine Corps.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

One of the few remaining covered bridges in Lancaster County.

Don't get it twisted: This is the oldest pretzel bakery in the United States.

Designed to commemorate the founding of the first settlement in Delaware.

A Kansas nature preserve protecting the plants and animals that once stretched across central North America.

An aptly-named street near the birthplace of the modern LGBT rights movement.

The longest-covered bridge in the state of Maryland.

These unique rock formations were created during the Ice Age.

Although built to generate electricity for Marylanders, this dam has become an all-you-can-eat buffet for American bald eagles.

An industrial waste tourist attraction.

This once-booming Gold Rush town is now home to a herd of feral donkeys.

The location where the iconic movie character declared it was time to go home.

Inside this striking glass building, visitors can see thousands of dinosaur fossils in the positions that nature deposited them more than 150 million years ago.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

This iconic Lancaster everyman has been reading the same story since 1980.

Come for the springs; stay for the mud bath.

Beautiful views of the surrounding hills and birds of prey can be found at this sanctuary.

Just outside the Naval Academy, Hell Point is a historical marker that could easily be the point where failed students wait for the bus.

One of the most extensive and well-preserved collections of dinosaur footprints in North America.

This beloved marketplace mascot poops money and grants good luck.

A quiet memorial marks the spot where the victims of the Salem Witch Trials were executed.

Hidden in the New Mexico desert southeast of Roswell, nine small deep lakes formed inside sinkholes.

This building at the south end of the boardwalk was once home to the U.S. Life-Saving Service and the U.S. Coast Guard before being rescued itself.