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

'Cause the fence start shaking, the earth was quaking.

An optical illusion found amid a logged redwood forest.

A tourist attraction founded around a slumping cabin.

This quaint archive of the silent era preserves and pays homage to a seminal moment in film history.

Two rocks in a perpetual kiss and one of "the most romantic spot in America."

Coastal dunes, site of buried Egyptian movie set and former utopian colony.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

A rococo retro-futurist future-rustic vernacular between yesterday’s tomorrow and the future that never was.

A lovely summer day by the sea becomes a nightmare.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

Bug-devouring flora are the stars of a special wing of the glass conservatory.

The site of murders and Satanic cult gatherings.

Where there's quartz, there must be gold. Thus is the story of the mines of Julian, and the titillating times of the Gold Rush.

Narrowest house in Boston.

One man's lifelong obsession with death.

A small medical museum with a recreated doctor's office.

Historical trolley restoration and operation at History San Jose, Kelly Park.

Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

The world's second largest single-dish radio telescope, once used to contact E.T.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

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

Located on 420 acres in the high desert, this spiritual center is dedicated to the "science of the future."

An artist's vision for connectivity spans seven continents and 16 countries.