Camilty Gunpowder Works, Camilty, West Lothian

This is the remains of the old Camilty gunpowder mills. All that is left are the heavy blast walls. Between each of the walls the ground has collapsed into the tunnel that runs the length of the building. The photo was taken during May 2012.
The technical information is as follows.
Camera - Canon EOS 5D Mk II
Shutter speed - 1/8
Aperture - f16.0
Lens - Canon EF 24 - 105mm f4.0 L IS USM
Focal Length 32mm
ISO 100
Filter - Hama Polariser