Last.fm provides a free music streaming service and recommends similar artists to listeners. DailyBooth allows users to upload photos with captions and see a live feed of others' photos. Wikia is a collection of wikis where users can edit information on topics ranging from entertainment to lifestyles. Digg allows users to "digg" or "bury" news stories to determine what appears on the main page. Delicious allows users to store bookmarks online for access across devices.