Have you heard of Samhain, a Celtic festival celebrated in Ireland and Scotland? Many of our Halloween activities come from Samhain celebrations. Samhain marked the end of the harvest season, but it was also a time when the border between this world and others was at its thinnest.
Can geography save your life in case of, say, a zombie apocalypse? Understanding the push and pull factors that create geographic movement -- or how people, resources, and even ideas travel -- might help you determine the location that's best for survival.
This TED talk/lesson discusses how the popular image of the vampire has evolved into what we know today. Take a look at both the science and the superstition. Click on Think to get a short quiz and on Dig Deeper for further resources.