I've had some good luck with a wing mounted camera using a Radio remote
control with a Harbortronics Digisnap 2200 controller and Nikon Coolpix
5400 digital camera.

examples:
http://www.ssa.org/sport/PhotoGaller...p?PhotoId=1026
http://www.ssa.org/sport/PhotoGaller...p?PhotoId=1028
http://www.chilhowee.com/DSCN0560%20e.jpg
http://www.chilhowee.com/DSCN0565.JPG
http://www.chilhowee.com/DSCN0567.JPG

hardwa
http://www.harbortronics.com/detail.php?id=19
http://www.harbortronics.com/

Their system works with a lot of Nikons and a few other brands.


another option outside the US:
http://www.jg-ic.com/jgrc1.html
This would work with a Sony DSC-V1 or other Sonys


with some cameras a systems such as this could be added to a radio
remote
http://wading-in.net/Remote.html

regards,
Chris