A sudden forest of traditional Papua New Guinean art works is hidden in a corner of Stanford University.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

Guns that have been defending San Francisco since 1904.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

This blowhole is supposedly caused by a trapped monster.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

An old-timey peepshow allows visitors to gawk at some of the world's most freakishly large footwear.

A wall of chewing gum moonlights as collective art.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

Limestone caves with spectacular showcase chambers.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

A reproduction of earth's many biomes.

A towering bronze statue memorializes the founding father of postwar American conservatism.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

A self-built castle made by a mysterious man.