M3 Amphibious Rig … World’s greatest pontoon bridge?

Capable of reaching high speeds over rough terrain as well as swimming the fastest rivers, the M3 Rig is undoubtedly the ultimate amphibian. Not only does the vehicle race around on land and water, but it lets entire armies do it too. With its deployable ballast tanks and splash shield, the M3 can go from land vehicle to high speed watercraft within just a few minutes, boasting incredible performance and manoeuvrability. Once in the water, the 26 tonne machine faces two key issues - power and drag. To com