The key to turning shifting dunes into the green oasis of Golden Gate Park.

Depicting scenes of everyday life - and specific individuals - in Great Depression era San Francisco.

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

The legendary building that needed ghostly approval before being built.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

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