Geolytics is a free Google map tool that allows you to make your own customized maps. You can mark multiple locations, draw lines, roads, circles. You can do it manually, or do it via Excel upload. When you do it via Excel upload, it turns your location based data in Excel files into dots, networks, circles, and other shapes on the map. You will be able to see your data from a totally new perspective. New insights, new aha moments!