An excavation site that signified Hercules in Pula, and a glimpse into the city's Roman history.

Island wonderland for communist autocrats.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

Colorful Native American paintings are hidden within this small cavern.

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

A giant donut stands as a popular symbol of Los Angeles iconography.

Unusual white sandstone formations in the Los Padres National Forest.

Rusty industrial city full of oxidized distillation towers.

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

Make sweet music as you walk through this interactive sonic sculpture.

Explore more than 130,000 new and used books in the "world's largest outdoor bookstore."