Cairnpapple Hill, Bathgate Hills

This photo of Cairnpapple Hill was taken during April 2012. Cairnpapple is an important prehistoric site in the Bathgate Hills.
The technical information is as follows.
Camera - Canon EOS 5D Mk II
Shutter speed - 2.5s
Aperture - f16.0
Lens - Canon EF 24 - 105mm f4.0 L IS USM
Focal Length 40mm
ISO 100
Canon 580EX II Flash with Roscolux Henna Sky Filter
Canon 420EX Flash with Roscolux Storaro Green Filter
Canon 580EX II Flash with Roscolux Storaro Green Filter
Canon 580EX II Flash with Roscolux Storaro Orange Filter
Tripod