Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

A beautifully eclectic mix of architectural styles.

A Dutch passageway's artistic, aquatic-themed makeover pays tribute to the capital city's famed waterways.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

A plaque on the base of this statue holds a bewitching design.

This contorting sculpture is the tallest in San Francisco.

Faceless white figures loom over the city from the rooftop.

Alleyway plaque commemorating the death of a fictional character in The Maltese Falcon, not far from the author's home.

The miraculous hydrant that saved the Mission District in 1906.

San Francisco's oldest operating hotel, with a Victorian atmosphere and a "haunted" fourth floor.

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

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

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

A historic hotel that made a cameo in Hitchcock's classic film has no intention of letting guests forget its fame.

The remains of a ruined mansion memorialize the 1906 earthquake.

Golden Gate Park's historic collection of plants.

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

The tea room that pushed the boundaries of adorable straight into... we can't find the words.

Tiki luxury on Nob Hill.

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

This demon atop the Notre-Dame de Paris looks utterly bored.

The celebrated eyesore created by starry-eyed sweethearts.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

This bridge was constructed from the rubble of the infamous Bastille.