AERIAL of tributary letting out into big lake or river, shore way off in the distance. AERIAL of river winding its way through tundra, camera a little shaky at first. AERIAL of river winding its way through forested area, camera a bit shaky at first, but it rights itself. AERIAL of stream coming up to the point where it lets out into large river, mountains in background. TRACKING AERIAL over bank of large river, FOLLOW of one of its tributaries upstream. FOLLOW AERIAL of stream through some rather steep and rocky hills, camera shaky at first, but it gets better. (10912)