Zoo Tycoon
44 Achievements
1,000
40-50h
Xbox 360
I'm a Millionaire!
Earned $1,000,000.
15
How to unlock the I'm a Millionaire! achievement in Zoo Tycoon - Definitive Guide
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TrueAchievements
TrueAchievements
This achievement unlocked for me when I only had 2 zoos, one was freemode and the other a challenge mode zoo when I only had about $300,000 at the time. I believe it counts what you spend unless freemode racks up money that you can't see and counts towards it.
