The free version of Runescape can provide many hours of interactive adventuring fun. You learn skills, go on quests, and interact with thousands of other players all over the World.
One of the most attractive things about this game is that even though it is a rich and complex game, it is accessible to almost anyone with Internet access. The computer and connection speed requirements are quite low.
There is a paid subscription version of the Runescape, but many people enjoy many hours of fun with the free version. If you like interactive adventures, give it a try.