A tribute to Ponce de Leon's supposed quest for eternal youth.

Once defending the city of New Orleans from invasion by sea, this fort faces an uncertain future.

Even Henry David Thoreau found this glacial pothole irresistible.

Made of giant chains and hung with shackles, this iron cross honors those unknowns who perished under American slavery.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

One of the most scenic falls in Massachusetts has a history of death and grim legend.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

This bridge is haunted by the ghost of a distraught mother.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

Giant pinnacles in the sun-scorched lands of Southern Utah have been nicknamed "white ghosts."

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

Named after a bandit and the star of several Hollywood prehistoric landscapes, these sandstone formations are a historical part of the Los Angeles natural landscape.

This historic national park is covered in the stunning ruins of red rock pueblos.

One of the now-less-hidden floral gems of the "Emerald Necklace."

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

A mining town once rife with murderous disputes over its copious treasures now creates income as a popular spot for photo shoots.

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

Only known mainland rookery of the threatened Stellar sea lion.

One man's extraordinary topiary garden in a small South Carolina town.

The bullet-riddled wall from the St. Valentine's Day Massacre, bloodstains enhanced for your viewing pleasure.

Bizarre Cavern.

A tiny red pebble marks what may be the quietest outdoor spot in the United States.

Commonly referred to as the most photographed Victorian home in the United States.