Director Michael bay is Here's an official featurette showing the behind the scenes of Transformers 3 and a quite good look to the new cars:
The movie Transformers 3 was filming in downtown Chicago. Fellow fans are sharing with us those behind the scenes clips:
Transformers 3 - Optimus Prime avoiding an explosion
Transformers 3 - Autobots
Transformers 3 - NASCAR Transformers
They're so damned lucky to have Transformers 3 filming in their city!