There is something inherently satisfying about watching a massive vehicle moving past you, such as seeing the American Class 8 semi-truck rolling down Interstate 80 with its 53-foot-long trailer. If ...

Australian road trains are gigantic trucking rigs consisting of a tractor, often referred to as a prime mover, and up to four standard trailers. These behemoths can measure up to 176 feet long (53.5 ...