Cloud City was an outpost and a tibanna gas mining colony above the planet Bespin, named as such because it was perpetually surrounded by giant clouds. The city floated 60,000 kilometers above the core of the gas giant. It contained a large and famous luxury resort district on its upper levels, complete with hotels and casinos.
Cloud City consisted of 392 levels, in addition to level zero, a top-side surface-level plaza concourse. The level-arrangements were as follows:
Level 1–50: The Tourist District, consisting of luxury hotels and casinos which made the city famous throughout parts of the Outer Rim.
Level 51–100: Upscale housing areas.
Level 101–120: Administrative offices.
Level 121–160: Privately owned industrial areas with an infamous reputation, known as Port Town.
Level 161–220: General housing of the facility’s workers.
Level 221–280: Factories.
Level 281–370: Gas refineries and miners’ quarters.
Level 371–392: Contained the 36,000 repulsorlift engines and tractor beam generators that kept the city afloat and in position.