SteamTRAIN, a Mac-only steam locomotive and train simulator, has received a major update to version 3. SteamTRAIN has transitioned to a dual terminal  track plan with a working turntable and roundhouse at each end. New features include more complex terminal switching, visible coaling stations, plus express trains now seen and heard passing your loco. [ Price: US$22 ~ Requires: Mac OS X 10.3 or later ~ Demo available ]