A new Hot air balloon "Yin and Yang" for CAW found under Metadata / Game Objects / Environment in CAW. You need to place the packages in both the mods/packages (Sims3 ) directory and in the "The Sims 3 Create a World Tool/ Packages" directory for the hot air balloon to show in your game. They can also be found under Entertainment / MiscEntertainment , cost 0. There is an earlier post explaining how to install items in CAW.
Importing packages into CAW
Hot air balloon Yin and Yang