This document discusses the benefits of virtual worlds like Second Life and provides an overview of its features and uses. It notes that Second Life allows for engagement, immersive education, collaboration, discovery, productivity and more. Many businesses, schools and organizations have a presence in Second Life, including over 100 universities. The document outlines some of the activities people can do in Second Life like meetings, concerts, events, information sharing, outreach and more. It also provides resources for educators and researchers interested in using Second Life.