The tragedy of the Japanese internment camps is remembered here by a stark "Soul Consoling Tower."

This impressive tunnel was dug entirely by hand over the course of 36 years.

This desert oddity hides in plain sight thanks to a cartographic error and a desert explorer with a punny sense of humor.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

A hard-to-reach oasis in a desolate corner of Death Valley National Park.

A lawless town deep in Death Valley was famous for its riches and death rate.

The shop where the girl who inspired the beloved character once bought sweets is now a book-themed commercial curiosity.

The medieval woodcut-style artwork chronicles life in medieval London.

This one has sailed five times as far as Sir Francis Drake's famous ship.

The commemorative stone column conceals a secret laboratory.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

The cell which saved the life of Ludger Sylbaris, "the man who lived through Doomsday."

800 apricot trees honor Silicon Valley's agricultural history.

The oldest house in the capital of Silicon Valley.

A lonely monument to the original Silicon Valley tech campus.

The rest of him lived another 61 years and was buried elsewhere.

This 252 step staircase offers stunning views of San Jose.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Half of a house.

Chevron maintains one “Standard” brand station per state so it doesn’t lose the trademark.

27-room home built with the fortune of a sugar magnate.

A man-made island in scenic San Francisco Bay.