What are video games with free roam

Video games that are free roam are games where you dont always have to do story missions you can just mess around in say a city. Games that have this are Grand Theft Auto, The Hulk Ultimate destruction and the godfather.there'z alot of games that u can free roam on the godfather,scarface,gta all of them,saints row 2,assassains creed 1,2 and three anyways u get the point that therz lots of free roam games