Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

A monument to the love people have for their pets.

This 19th-century church is now a popular roller rink.

An overlooked and unassuming engineering marvel.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

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

The restored and active Victorian-era final resting place of San Francisco.

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.

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

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

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

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

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

Tiki luxury on Nob Hill.

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

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

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.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A winding path built in secret on the edge of the continent.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

A geological mystery on Camelback Mountain.