Miles Davis's album Bitches Brew has got to be one of the best fusion albums of all time. Very abstract, ambient and minimal...but some very interesting stuff.
http://www.youtube.com/results?search_q ... type=&aq=f++++
Other jazz-rock fusion artists I've liked over the years:
Herbie Hancock, Chick Corea (and his band Return to Forever), Weather Report, Go, Mahavishnu Orchestra, Jan Hammer, Jean Luc-Ponty (electric violin), Pat Metheny, ......
Here's one piece...
Return to Forever - The Romantic Warrior 1976
http://www.youtube.com/watch?v=lObVilGPjHc