http://breezewiki.bunny5exbgbp4sqe2h2rfq2brgrx3dhohdweonepzwfgumfyygb35wyd.onion/minecraft/wiki/Java_Edition_Infdev_20100227-1
At X/Z ±33,554,432, this version's "Far Lands" start to generate. At X/Z ±2,147,483,647 (32-bit integer limit), terrain disappears completely.