Description: Groundspeak's mission is to inspire outdoor play using location-based technology. The company owns and operates Geocaching.com, Waymarking.com and Wherigo.com.
Description: PopQuest GPS is a virtual scavenger hunt and location based experience featuring global positioning and real-world map data. Similar to a scavenger hunt or geocache LBE ( location based experience ), virtual items are scattered around the world. Players
Description: TripTracker is a social travel mapping service designed to help you organize and store memories of your travels and create eye-catching presentations of your trips.