he upper portion of the undground river thats runs through Fig Tree Cave. Wombeyan Caves, Southern Highlands, NSW.
Canon EOS 7D, Manual Exposure, Shutter Speed 3.2, Aperture Value 11.0, Evaluative Metering, Autoexposure Bracketing 0
ISO 100, EF-S10-22mm f/3.5-4.5 USM @ 20mm, B+W CPL
A three (3) shot HDR image. Three RAW files converted to Tiff's in Capture One, tonemapped in Photomatix Pro and finished in CS51.1
This is a photo manip of http://shadowness.com/mgl001/the-rivers-mouth with Sun Rays added in CS5.1