Located on the planet Yibikkoror within the Yinchorri system, the balloon city served as the singular, established habitat for the Yinchorri. The inhabitants of this city utilized flutter-packs for transportation. During the year 33 BBY, this city became the theater for a battle involving the Jedi Order and the Yinchorri, as a component of the Yinchorri Uprising that occurred that same year.