Terrific Transportation Inventions (Awesome Inventions You Use Every Day)

Did you know that the world's first submarine traveled the Thames River in England way back in 1615? Or that early cars had three wheels instead of four? Get ready to learn the fascinating stories behind inventions you use every day. From the motorcycle inventor who died while riding his creation to the engineers who figured out a better way to launch humans into space, you'll find out how we got the transportation inventions that get us where we're going.