Zoo Tycoon Exhibit codes Name one of your exhibits accordingly for the desired effect. It should also be noted that if you name a brand new exhibit using this cheat, it will crash the game. Everyone who's done it with a new exhibit has experienced this, so keep it in mind. Microsoft Double Exhibit Donations Blue Fang Guests pay 2x original amount for attractions Wonderland More people come Xanadu unlock the Unicorn Free Tour Guide Rename tour guide Rosalie Works for free Guest Name Codes Rename a guest to the name given for the desired effect. John Wheeler All Animal Shelters Available Akiyama All Scenarios Completed Dr Dolittle animals breed more Alfred H birds frighten guests Mr. Pink Change's everyone's shirt to pink. Mr. Blue Changes everyone's shirt blue Mr. Brown Changes everyone's shirt to brown. Mr. Orange Changes everyone's shirt to orange. Mr. White Changes everyone's shirt to white. Mr. Blonde Changes everyone's shirt to yellow. Bill Gates donates a lot of money Adam Levesque Get all Animal Shelters Bill Clinton hamburger demand goes up Russell Make Fences Deteriorate Zeta Psi Make Some Guests Puke Hank Howie Research all Staff Research Automatically Andrew Binder Unlock all Animal Houses and types Lou Catanzaro Unlock all animal toys Charlie Peterson Unlock All Foliage Steve Serafino Unlock Endangered animals Unlock Triceratops Name one of your exhibits ''Cretaceous Corral''. This will unlock the Triceratops. I should also note that if you name a brand new exhibit using this cheat, it will crash the game. Everyone who's done it with a new exhibit has experienced this, so keep it in mind. Yellow brick road Make an exhibit with a lion, a tiger and a bear. This will unlock the yellow brick path. Additional Money This requires you to do some file editing, but it's very easy. Open the zoo.ini in your Zoo Tycoon directory with notepad or a similar text editor. Find the line that says ''MSMaxCash''. Change the figure next to it to whatever you want. This will change the maximum amount of money you can choose from when you start a zoo in the sandbox mode, for example Additional Money (2nd Method) Press Shift+4 (basically like typing the $), and you'll get an instant $10,000. Developer Mode If you have one of the BETA versions, hit Ctrl-D to access the Developer Mode. It will allow you to move zoo entrances and fences, add odd buildings, and even add vehicles. Remember, this only works in the BETA builds of Zoo Tycoon. I tried it with the full version, and it didn't work. Make Trees or Grid Disappear/Appear By pressing CRTL + F, you can make all trees in your zoo ''disappear'' (they still exist, they are just invisible for building purposes). Select CRTL + F again to make them reappear By pressing CRTL + G, you can make the main zoo grid appear of dissappear, allowed you to judge the zoo from a regular smooth vantage point, or see each individual square. - o -