Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

Canyon walls shrouded in ferns.

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

Barely visible foundations remain where Stow Lake’s “observatory” once welcomed visitors.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

Thirteen trees representing the original thirteen colonies were planted with soil from historic Revolutionary battlefields.

A masterpiece in Golden Gate Park by virtue of the artist’s debt.

San Francisco's first World's Fair, dedicated to the wonders of California.

A creepy steel gremlin has protected the Bay Bridge since 1989.

Concrete strongholds stand guard over the Golden Gate.

Internationally-recognized arts center housed in a century-old former military barracks.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

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

A famous alternative culture epicenter and where Joplin serenaded young hippies.

This turn of the century masterpiece has a mysterious goaty interloper.

The oldest lawn bowling club in the United States.

The stones that traveled from Spain to eventually become a holy place for San Francisco's nature worshippers.

San Francisco’s condensed garden of incredible plant growth.

The air force base preserves its scars from the Japanese attack on Pearl Harbor.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

Sofia's legislative center is continuously reinventing itself.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.