This must be one of the flattest Minecraft worlds out there, but that's how you remake a classic browser game.
As Chajben's one-man project shows, the 2007 version of RuneScape—the free MMO we probably all encountered before one way or another—and is relatively small, making it possible to rebuild it block by block and make us a bit nostalgic.
He even remade a few mini quests and NPC's using command blocks, so it probably wouldn't be impossible to slowly remake the game entirely.
Here are some highlights from a big gallery, shared by the map's creator.
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