Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

Rusty pieces of metal jutting out of a breakwater are all that's visible of the 12,500-ton ocean liner that capsized just off the beach.

At 130 years old and 126 feet tall, it is the largest known example of the rare Torrey pine tree.

Happy harbor seals frolic and snooze on this warm, sandy stretch of coast.

Inky sludge oozes to the surface of this beach thanks to a rare natural tar seep.

The disdain for this dysfunctional dam is reflected in a giant pair of scissors painted on the concrete face.

Acres of natural wonders left behind by a socialite-turned-gardener.

This nonsensical smiling boat shuttles passengers between two places they could've easily walked between.

One incredible room in the Santa Barbara Courthouse is covered in wall-to-wall canvas murals.

A popular winter vacation destination for migrating monarch butterflies.

Hidden in the Santa Ynez Mountains off Highway 154, this tiny restaurant once served as a stagecoach stop.

Colorful Native American paintings are hidden within this small cavern.

The beautiful behemoth is one of the largest trees of its kind in the United States.

This house is a mosaic of tiled artwork sourced from local artists.

The North Carolina grounds are leased in perpetuity to the British Commonwealth for as long as the WWII sailors are buried there.

Step back in time on this preserved 1800s farm.

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

This scented city oasis was a labor of love.

Eighteenth century house of the mysterious "Father of Raleigh."

The world's largest set of the ten commandments lay nestled in the heart of the Great Smoky Mountains.