Tiki luxury on Nob Hill.

Longtime headquarters of controversial boys' club for the world's wealthiest and most powerful.

Only hotel where you can legally launder money.

A pair of mutilated bronze octopuses slump at the base of the monument honoring California's admission to the U.S.

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

Created in 1972, the famous sculptor's intricately detailed monument to San Francisco is overflowing with city landmarks.

The second building of its name to occupy this location might be the finest flatiron building in San Francisco.

Early prototype for Frank Lloyd Wright's Guggenheim.

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

This whimsical stacked cabin looks like something out of a children's book.

A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

Clean, cold drinking water flows from a nondescript pipe in a roadside rock face.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

A pair of giant legs paying homage to a poem, a king, and it would seem, socks.

Two tall rocks sit at the center of this site, once the home of a large Ancestral Puebloan community.

No one knows exactly how deep the world’s deepest geothermal hot spring is.

The four tall pillars once marked the entrance of the historic Seattle church that fought for women's suffrage and civil rights.

This working class sculpture pounds his hammer all the livelong day.

A wall of chewing gum moonlights as collective art.

Shoreline strewn with the remains of ghostly fallen trees.

A giant sculpture dedicated to a staple of South Bend food culture.

This super-sized skillet is a replica of a usable giant pan where a woman once skated on bacon.

100-year-old shipwreck you can walk up to at low tide.