Unlocking Landmarks in SimCity DS

Discussion in 'NDS - Console and Game Discussions' started by Siio, Jul 9, 2007.

  1. Siio

    Siio Member

    Sep 1, 2006
    United States
    I just saw a list of codes that you can input to unlock Landmarks. Is that the only way to unlock them or can you unlock them by playing the game as well?