According to local lore, this narrow passageway through two large rocks was accidentally created by the devil himself.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

A wonderful display of arts and crafts handmade by local artisans in the Southern Appalachians.

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

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

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

A park and memorial dedicated to the victims of the deadliest school massacre in American history.

A museum devoted to the victims and the survivors of the most catastrophic fire in American history.

Turnip-shaped island just off the Michigan shore in Lake Huron.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

This shallow cave got its name from copious amount of human bones found inside.

Strange physical sensations and optical contradictions keep visitors coming back for more.

A Northwoods sporting competition that shows lumber jacks doing much more than cutting down trees.

Legs Inn provides Polish food, a cornucopia of Native American artwork, wood carvings, and mounted deer heads.

World's first "penitentiary," meant to be humane, drove men insane.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

What began with a single, 357-pound chunk of the Canyon Diablo meteorite grew to be an impressive collection. 

Hidden above a drug store on a nondescript corner of Lincoln Heights is a private clubhouse for intrepid explorers.

A little barn in the middle of the city preserving Hollywood treasures since 1985.

A multimedia experience that chronicles the atrocities of racism.

This grand mansion has starred in everything from Bones to Buffy.

This glamorous old building is said to have inspired the Tower of Terror.

A spiritual retreat in the heart of Los Angeles offers stunning gardens and a labyrinth to lose yourself in.