Built to house a chapter of the Knights Templar, this grandiose building is a relic of Freemasonry in Chicago a century ago.

The palatial McDonald's that inspired Wesley Willis.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

Internationally known record store and purveyor of "dusties."

Nonprofit art center that promotes outsider, intuitive, and self-taught art.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

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

An elaborate gift from Claus Spreckels is now a piece of San Francisco history.

The grand, column-fronted, sculpture-adorned home of the ambitious digital library.

Forgotten and then destroyed by fire, this was once one of the largest saltwater swimming pools in the world.

Over 315,000 preserved amphibians and reptiles in jars.

Golden Gate Park's historic collection of plants.

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.

Inside an old airplane hangar, friends and strangers alike play on a massive trampoline.

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

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

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

The remains of a ruined mansion memorialize the 1906 earthquake.

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

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

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