Some levels I have created based off of my favorite Geometry Dash Levels!
https://drive.google.com/drive/folders/1Avh80ZYnKeFHCJYHi2tFmAxmXtgI-VFE?usp=sha...
Go into the subfolders and download both the .json file (game data) and the .mp3 (music)
Drag the Json in, click audio and then drag your mp3 in.