A modern mechanical planetary system, part of a 10,000 year clock.

Get up close to emus and ostriches, or buy their tasty meat.

The celebrated eyesore created by starry-eyed sweethearts.

The highest point in Washington state is a volcano covered in glaciers.

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

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

Visible below the waves are memorials to the city's Gold Rush dead.

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

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

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

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

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

San Francisco’s condensed garden of incredible plant growth.

The oldest lawn bowling club in the United States.

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

An overlooked and unassuming engineering marvel.

A speck of nature and art in one of San Francisco’s most notorious neighborhoods.

A walk down memory lane in the heart of one of San Francisco's most notorious neighborhoods.

It took years to decode its mysterious messages.

A monument to the love people have for their pets.

This residential door allows San Francisco muggles a glimpse at the wizarding world.

At the base of the Golden Gate Bridge, a small sign basically begs for a high-five.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.