The primary official source is the description of the 3000 Days World Tour on the Luke TheNotable YouTube channel.
Because the world file is uncompressed and contains thousands of days' worth of data, it can exceed 7GB, making it difficult to download or host. luke thenotable 3000 days download
The world includes complex villager trading halls and automated farms for resources like melons, pumpkins, and emeralds. The primary official source is the description of
To ensure the world loads correctly without losing items or features, it is best to play it on the version of Minecraft it was created in (check the video description for the specific 1.19+ version used). 4000 Days - [Hardcore Minecraft] WORLD TOUR it can exceed 7GB