A modest reminder of treacherous waters at the Golden Gate.

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

The only visible piece of San Francisco's most famous shipwreck.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

There is no trying to fall in love with this Star Wars fountain, you just do or do not.

A huge musical instrument played by the ocean.

A large instrument played by the wind.

A hidden gem, named after a San Franciscan icon, offers spectacular views of the Pacific Ocean.

Overflowing with shipping containers, this location has been transformed into a massive workspace for artists.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

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

Part mural and part sculpture, this work of art sits in the middle of the Promenade, as if swimming in a river of asphalt towards the ocean.

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

San Francisco's newly reopened hands-on science museum.

The remains of a ruined mansion memorialize the 1906 earthquake.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

Okinawan dining in a twenty foot tall, man-made tree house overlooking Naha Harbor.

Bizarre dirt trail winds a narrow path above the tree line.

Giant relaxing Buddha in Malaysia.

Cavemen, elephants, and eagles greet passengers driving through the town's main intersection.

Acres of salt crystal pyramids dry in the sun along Thailand's "salt road."

This tiered waterfall is so pretty it may cause visitors to cry tears of their own.