One of the largest trees of its kind in California.

The tiniest tiki room in San Diego.

North America's largest accredited model railroad museum.

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

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.

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

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

A couple turned their front yard into an artistic masterpiece.

An inconspicuous footbridge beloved by San Diego locals.

This now-abandoned part of the original transcontinental railroad route provides a surreal driving and historical experience.

A tribute to those that perished during the American Revolution.

An excursion train traverses a picturesque red-rock canyon along the Verde River.

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

Drift through underground caves on a tube.

Prank calls to this place, originally the "Tube Bar," inspired the creation of a Simpsons character.

On the outskirts of San Antonio, a small bridge is said to be the home of a mysterious local legend known as the "Donkey Lady."

This papier-mâché diorama celebrates an unusual landmark: the brightly-colored runoff from a local sock factory.

The longest spit in the United States ends at a lighthouse in the Strait of Juan de Fuca.

At night, this glittering musical tunnel draws skaters and photographers.

A psychedelic labyrinth on the San Francisco bay.

Opened in 1947, this is the oldest continuously-operating drive-in theater in New York.

Take an underground boat ride through a former hydraulic raceway that was built in the late 19th century.

Shop for books in the New Orleans house where William Faulkner once lived.

From Japan to Italy, this California park explores the world's cultures through their gardens.