Church and home-museum of a 1920s female revivalist preacher with a very sordid past.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

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

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

A living time capsule of the 1960s Richardson Bay water-front.

An "anarchical" no man's land, complete with garbage sculptures and a hobo-run "Landfillian Library."

This "Palace of Purification" has made many film appearances as a dark and sinister headquarters.

The most confusing clock in New York.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

Furniture tries to escape an abandoned building in San Francisco.

Elevated freight railway turned wildly successful urban park.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

A wall of chewing gum moonlights as collective art.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

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

An collection of Chinese propaganda posters from 1949 to 1979.

Oakland's beautiful monumental cemetery.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

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

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

A classically inspired temple in Redwood City.

This replica of the Greek structure is in the heart of Nashville.

A 90-acre park on former landfill that hosts an annual kite festival.