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

Golden Gate Park's historic collection of plants.

Commonly referred to as the most photographed Victorian home in the United States.

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

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

This private residence was the template for one of the most beloved television homes of all time.

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

With the touch of a button, you can read a randomly selected short story.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

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

This rare example of a "tidefall" is a spectacular drop from the cliffs down onto the beach.

The largest drain hole in the world.

This massive redwood tree has a hole in the base big enough to drive through.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

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

Historic funicular railway, believed to be the shortest railroad in the world.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

Olfactory delights in San Francisco's Botanical Gardens.

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

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

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

A hand-built folk art installation covered with messages of God's love.