Germs are everywhere. That’s what we were told in school, but how does this connect with our everyday experiences? There is perhaps no better setting to demonstrate this than where people from around the world come together as they travel between cities, states, and countries.Travelmathis all about data, like measuringtravel distance, findingairports near Destin FL, or answering questions like, "What is the closest airport to Anaheim California?" so this was a natural area of research for us. To find out just how dirty the airports and airplanes that we rely on for business and vacation really are, we sent a microbiologist to take samples from five airports and four flights.