Is there an online virtual world?

There is a 3D online virtual world created by Will Harvey and Jeffrey Ventrella .There (virtual world)ThereReleaseJanuary 9, 2003 (original version) May 2, 2012 (new version)Genre(s)Virtual worldMode(s)Multiplayer3 more rows

Which of these are examples of online virtual worlds?

Examples of virtual worldsSecond Life (most popular)The Sims.Active Worlds.Kaneva.IMVU.