This tall and trim architectural oddity is one of the skinniest buildings in San Francisco.

Faceless white figures loom over the city from the rooftop.

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.

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

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

A huge musical instrument played by the ocean.

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

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

A library built during San Francisco's pioneer times is a student's retreat, bibliophile's sanctuary, and chess player's delight.

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

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

A shining, cold, black organ lies in San Francisco's financial district.

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

A mountain range on an active U.S. Navy base hides thousands of mysterious prehistoric rock carvings.

A massive hydrovolcanic explosion left a half-mile wide crater in Death Valley.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

A new kind of theme park for adults off the Las Vegas Strip.

Bangkok's men with dangerous jobs come here in search of protective talismans.

A little sculpture with a large wardrobe.

Cozy basement bar sports an inventory of over 2,000 beers.