A unique piece of graffiti offers a little slice of local history and mystery.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Julia Morgan's Moorish-Gothic labyrinth of fountains, trees, natural light and Oakland's notable dead.

Real bones which are said to have belonged to a Polish dragon.

Extremely famous in his native country, this Cracovian painter is all but unknown beyond Polish borders.

Legend holds that this knife serves as a chilling reminder of the deadly rivalry between two local builder brothers.

A gothic palace of endless stalagmites and pseudoscorpions waits within one of the world's most beautiful caves.

Of course the grave of JFK's assassin is surrounded by conspiracy theories.

This giant meditative chakra sits peacefully in the Flathead Valley of western Montana.

Drive up a paved road into "Nevada's Yosemite" for exquisite views and mountain hiking in an alpine setting.

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

Haunted dolls, macabre artifacts, and more make up the collection of the “most haunted museum in the world.”

The highest point in Iowa, while not that impressive to mountain states, has earned its own monuments.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

Just a man taking his prehistoric pet for a stroll.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

The last physical evidence of the Lewis and Clark trail is one of their autographs etched into this giant rock.

An obscure waterfall that looks like something out of a fantasy novel.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

This Idaho state park boasts the tallest single-structured sand dune in North America.

Rich red almandine gemstones are waiting inside the volcanic rock strewn across this eastern Nevada hillside.

Rushing water plunges over a 100-foot drop created by an ancient lava flow at this majestic waterfall.

Take a dip in the world's largest mineral hot springs pool.