The Concessione 10 gamerscore.

Build every type of concession in the same zoo.

This can be done in the freemode where you have the unlimited money option .
Since you have unlimited money option, just keep building exhibits and concessions in the menu screen, as well as doing upgrades as you place the concessions. Anything you can to get up to level 18 keep going cus leveling up in this game is fast.
Once you are at level 18, and you have unlocked all types of concessions. All you have to do is place 1 of each kind on the map and you will unlock this achievement.