Places Explore and Record Wants to Go

A 140-year-old castle with underground caves hidden in San Francisco.

A psychedelic labyrinth on the San Francisco bay.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

A huge musical instrument played by the ocean.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A gothic palace of endless stalagmites and pseudoscorpions waits within one of the world's most beautiful caves.

This famous Nevada gold mine, once a hotbed of Wild West shenanigans, is now open for tours.

A mining town once rife with murderous disputes over its copious treasures now creates income as a popular spot for photo shoots.

The contents of this safe survived a 37-kiloton nuclear bomb.

The largest man-made crater in the U.S. marks the spot where we once tested mining with nukes.

A picture-perfect town, perfect for blowing up.

A Nevada mining boomtown that ran out of silver and luck.

This massive crater in the middle of nowhere was used to train astronauts for moon landings.

Eulogizing an unknown man's unusual demise.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

The smallest country in the world.