Mark Webbers flip is not in video form, just pictures but the chassis stayed in tact considering how fast he was going that showed great engineering in protection for the driver.
Peters video below
http://www.youtube.com/watch?v=Ow3rxq7U1mA
or this Porsche flip
http://www.youtube.com/watch?v=wsjApAZGHhk&feature=related
or this touring car crash
http://www.youtube.com/watch?v=DIfzBPJTrKU&feature=related
I have found a couple of horrific crashes which were instant death crashes which I wont put on here.