Modern Marvels - Season 13 Episode 40

Buckle up for a rip-roaring ride through the world of extreme horsepower. Experience the fastest accelerating cars on earth. Find out how horsepower was first coined as a marketing tool for the steam engine in the early 1800s and meet the horsepower police--the Society of Automotive Engineers who test today's most powerful car engines. Feel the amazing power of Unlimited Hydroplane racing as 3-ton boat-beasts careen across water at speeds of over 200 miles per hour. Journey to the bowels of an enormous container ship where the world's most powerful diesel engine provides over 100,000 horsepower. At the Hoover Dam, watch as it harnesses the enormous power of water. Explore the 80,000 horsepower pumping units at the Edmonston Pumping Plant that delivers 2-billion gallons of water a day to thirsty Californians. And sit behind the steering wheel of a new generation of hybrid cars that boast 400-horsepower yet get 42 miles per gallon of gas.