Cesium ion 3d buildings

Hello, I want to add 3d models of buildings to the map in cesium ion using Add data in my account. I wanted to ask if there are any cesium repositories from 3D tiles that I can download and add to my World Terrain. Because I only found 3d tiles models of different cities in the Asset Depot tab

Cesium ion can convert various 3D formats into 3D tiles on your behalf. You don’t need to download “pre tiled” 3d tiles. If you need test data there are some 3D models you can download here.