CityVille is a casual social city-building simulation game
developed by Zynga, and released in December 2010.
It was announced on
November 18, 2010, but the launch date was adjusted to December to allow Zynga
to make adjustments to the game.
The game had
100,000 players on its launch day making it Zynga's largest launch ever at the
time of its release. On January 2, 2011, it reached the most...
