X marks the spot. Geocaching is a high-tech treasure hunt using a GPS to locate the prize. Run by an inveterate geocacher with over 10,000 finds around the world, this course is designed to give you an introduction to the geocaching landscape. We’ll define exactly what geocaching is, and how to navigate the geocaching website. We’ll go over the criteria for caches as well as the rules for placing and finding them—then show you how to log the ones you find.