This tunnel is under the gunpowder magazine of the old Camilty gunpowder mills. As you can see, it has collapsed in several places and is in a dangerous condition. The photo was taken during May 2012.
The technical information is as follows.
Camera - Canon EOS 5D Mk II
Shutter speed - 1/5
Aperture - f16.0
Lens - Canon EF 24 - 105mm f4.0 L IS USM
Focal Length 55mm
ISO 100
Canon 580EX II Flash with Roscolux Henna Sky Filter
Canon 420EX Flash with Roscolux Storaro Green Filter
Tripod
Copyright © Tom Gilland