Pearltrees is a service that combines social bookmarking with mind-mapping. Using Pearltrees you can bookmark websites and arrange your bookmarks into webs or mind-maps of related topics
World Map is a free program developed by the Center for Geographic Analysis at Harvard University. World Map is designed to enable creation, visualization, and exploration of geographically referenced information. In other words, you can build some great mapped data visualizations on the service.
Creating beautiful maps with your personalized rich-content points of interest, is now easy as blogging. Include Sound Video Forms Links Text & Images.