The 2022 r/place Atlas

Josh Wardle, the inventor of Wordle), had his first viral hit back in 2017 with the subReddit r/place.
On April 1st 2017 Reddit uploaded a 1,000 x 1,000 pixel canvas to the /r/place subreddit. The canvas was blank except for the message: "There is an empty canvas. You may place a tile upon it, but you must wait to place another. Individually you can create something. Together you can create