In border country, lakes are a huge part of our lives. We live on them, play in them, fish in them, and depend on them. But lakes are more than just a big body of water. Listen to the very entertaining Matt Julius (St. Cloud State) and Mark Edlund (Science Museum of Minnesota) as they discuss how lakes form, different types of lakes, how they function, how we manage them, and how lucky we are to have lakes in our lives.