Here are links to a few videos of note:

WCAX TV Report on Phish

Widespread Panic,"Space Wrangler," Cotton Club, Atlanta, GA, 6/7/90

Warren Haynes at Twist & Shout Records, June 04

The Grateful Dead in 1967

HeadCount All-Stars, "Maze," Pt. 1

HeadCount All-Stars, "Maze," Pt. 2

Trey Anastasio and Fab Faux, "Everybody’s Got Something To Hide Except Me And Monkey"

The Allman Brothers Band, "Blue Sky," live In Germany 1991

Primus, "Harold Of The Rocks" Outside Lands, 8/23/08