The Mack Superliner is a record-breaking monster truck that can haul huge loads across the dangerous dirt roads of the Australian Outback. Weighing up to 100 tons fully loaded with grain, the $300,000 Road Train type truck consists of three 30-foot-long trailers.

World's Greatest Hovercraft: The world's most advanced passenger hovercraft, the Griffon 12000TD, can defy gravity at speeds of 50 miles per hour, and its state-of-the-art engineering helps it dodge cruise ships and cargo traffic on crowded waters. Featured are the Island Flyer and the Solent Flyer that run between Portsmouth, UK and the Isle of Wight.