A huge boat-shaped hotel with a blood red pool and other oddities.

One of São Paulo's tight urban intersections has become a haven for graffiti artists ever since a single Batman started the trend.

An iconic location along the Los Angeles River where countless movie scenes are filmed.

First LEED-certified gas station in the United States.

Come crisp December nights, this fairly plain neighborhood becomes a holiday dream world.

World War II-era Nazi compound nestled in the Santa Monica hills.

From pre-war whiskey cocktails to prohibition-era speakeasy secrecy, this bar has seen it all.

Sister store to the Echo Park Time Travel Store.

Historic funicular railway, believed to be the shortest railroad in the world.

One man's vast collection of artifacts and ephemera from matchbooks and postcards to vintage neon signs and cars.

Shop selling 500 flavors of soda has something for everyone.

A historic neighborhood church is reborn as a psychedelic arts collective.

A hand-built folk art installation covered with messages of God's love.

A look into the Church of Scientology's deeply unfavorable view of psychiatry.

A restaurant on Staten Island showcases a different grandmother’s cooking every night.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

A modernist landscape of water and sci-fi concrete.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

The world's first underground farm is in a World War II bomb shelter beneath the streets of London.

This geothermal hot spring hides beneath a slowly growing mineral dome.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

A hospital closed seemingly in the middle of operations, leaving behind fodder for horror films and ghost hunters.

A huge musical sculpture and other art installations on the National Oceanic and Atmospheric Administration grounds.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.