Here is an easy way a friend just showed me:
In your case I'd use the mountains as your horizon and use the ruler on that.
http://graphicssoft.about.com/cs/pho...straighten.htm
__________________
--------
Nikon D-80 w/18-50mm kit lens, Panasonic Lumix FZ-30
Canon Powershot A540, Minolta XD-11 SLR w/50mm f/1.4, 28mm f/2.8 wide/macro, 85-205 Soligor zoom/macro, Minolta Hi-Matic 9 rangefinder
|