Choose "Random Map" mode, then enable the "Cheat Codes" option at the setup screen. Next, press Enter, type one of the following codes, then press Enter again:
Full map and all resources: my name is methos
100,000 of all resources: all your base are belong to us
1000 more gold: atm
1000 more wood: you said wood
1000 more rock: rock&roll
1000 more iron: creatine
1000 more food: boston food sucks
Full map: asus drivers
Display all codes: display cheat
Win game: somebody set up us the bomb
No resources: the big dig
No gold: boston rent
No wood: uh, smoke?
No food: slimfast
No iron: girlyman
No rock: mine your own business
Remove objects from map: headshot
View fish and animals: columbus