These strange large stones served as a campsite and lookout post for generations of Native Americans.

A mailbox that saved a nature reserve.

This scented city oasis was a labor of love.

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

Garden dedicated to native carnivorous plants and site of huge flytrap heist.

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

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

A sculptor's dream castle turned fantastical ruin.

These eerie outliers of the lightning bug family glow a mysterious blue color.

Bigfoot prints, Feejee mermaids, and haunted dolls on display in a tiny North Carolina town.

The secret city built by the Manhattan Project.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

A crumbling wizard is one of the final reminders of a roadside Middle Earth.

This historic steamboat is scuttled just a few hundred feet from where it was built over a hundred years ago.

San Francisco's most expensive hotel suite includes a secret passageway rumored to have been used by JFK.

The only visible piece of San Francisco's most famous shipwreck.

A collection of memorabilia from the Beat era in the back of a San Francisco bookstore.

A whimsical antique shop with a strong air of mystery, filled with items from ages, and what feels like worlds, past.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

San Francisco's newly reopened hands-on science museum.

A creepy steel gremlin has protected the Bay Bridge since 1989.

An abandoned, unfinished mansion on grounds strewn with lava rocks.

Internationally-recognized arts center housed in a century-old former military barracks.