Go Pro Video - http://www.goprovideo.com/ Specializes in capturing extreme sports and events on video. Also offers extreme video travel packages that include travel and lodging to prime locations.
Viosport.com - http://viosport.com/ Offers professional and amateur video clips covering extreme sports, accepts submissions from the general public.
Xtremeride - http://www.xtremeride.net/ Features downloadable webisodes and trailers of snowboarding, snowmobiling, skateboarding, BMX, wakeboarding, motocross videos.
Re:Evolution of Sports - http://www.reevolution.tv/ TV show highlighting Red Bull extreme sports events featuring adventure racing, kayaking, paragliding, kitesurfing, BASE jumping and freestyle motocross.
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