Here's a few links I've found in my wanderings. If you know of others, PLEASE post them!!!!
Beyond Red: http://home.twcny.rr.com/scho/newpics/intro.html a cool place to learn about IR
Echeng: http://www.echeng.com/photo/infrared/ some older stuff but interesting
Fine Art Infrared Photography: http://infrareddreams.com/ Caution - Nudity
John MacLean Photography: http://www.johnmaclean.com/santafe/santafehome.html Infrared Santa Fe