Here are links to a few videos of note:
Triumph at Bonnaroo on The Tonight Show
STS9, ‘Luma Daylight,’ Red Rocks Amphitheater, 9/7/07
Grateful Dead, ‘Cassidy,’ Shoreline Amphitheatre 06/21/89
Grace Potter and the Nocturnals, ‘White Rabbit / Woodstock,’ School Of Rock Woodstock Celebration, South Hackensack, NJ, 3/29/09
The Low Anthem, ‘The Horizon Is A Beltway’
Phish, ‘The Man Who Stepped Into Yesterday’ > ‘Avenu Malkenu,’ Rosemont, IL, 10/3/99
The Allman Brothers Band, ‘Seven Turns’ video
Porter Batiste Stoltz with Page McConnell, soundcheck, B.B. Kings Blues Club, New York, NY, 9/26/08