An annual celebration of the infamous, unsolved skyjacking.

One man's eclectic collection of treasures found at sea.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

The final resting place of one of the most sensational guitar players of all time was created only after his father got the rights to his music.

This Seattle joint serves food inside an old train car once used by FDR.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.

A sprawling cave network created by a lone lava tube.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

This great stone guardian of the forest is a relic from the land's volatile volcanic past.

A delightfully quirky blend of oddities spread throughout an old 1920s bank.

A massive sea stack famous for its appearance in The Goonies.

A raised boardwalk winds through a thicket of stunted, century-old trees no more than nine feet tall.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

This once bustling boomtown hotel is now the hottest spot in Nevada for ghost hunters.

An exotic wildlife habitat right off The Strip.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

An elaborate gift from Claus Spreckels is now a piece of San Francisco history.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

An overlooked and unassuming engineering marvel.

An artistic tribute to the famous singer, just around the corner from where he was born.

An extraordinary collection of 18th century anatomical waxworks.