Age of Empires III Walkthrough

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5.0  Cheats
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To execute the following cheats, hit the Enter key and type in the code.

Code: A recent study indicated that 100% of herdables are obese
Effect: Fattens all animals on map

Code: Give me liberty or give me coin
Effect: Gives 10,000 coin

Code: Medium Rare Please
Effect: Gives 10,000 food

Code: 
Effect: Gives 10,000 wood

Code: Nova & Orion
Effect: Gives 10,000 XP

Code: tuck tuck tuck
Effect: Gives you a big red monster truck that can run over anything.

Code: X marks the spot
Effect: Reveals map (fog of war still there)

Code: Ya gotta make do with what ya got
Effect: Spawns the Mediocre Bombard at your Home City gather point

Code: Sooo Good
Effect: Turn on "Musketeer’ed!" when you get killed by Musketeers

Code: Speed always wins
Effect: Turns on 100x gather/build rates

Code: this is too hard
Effect: Win in singleplayer

Source: GameFAQs.com
http://www.gamefaqs.com/computer/doswin/code/925735.html