Transportation Long Ago and Today

What was getting from place to place like in the days of old? What were some of the biggest inventions that brought us to the fantastic subway systems found in cities today? Discover how transportation has changed over hundreds of years and where it might be headed in the future. What would it have been like to grow up in the old days? How would you get to school? Once you got there, what would you learn? And what would be on your supper plate when you got home? Travel through time and disc...