Realistic Terrain Generation is an excellent mod of its kind, thanks to which you can greatly change the generation of the world in Minecraft, making it more realistic and interesting.
Mod Realistic Terrain Generation for Minecraft 1.12.2
Now the terrain in the game will look much more realistic, beautiful mountains, well-developed plains, more beautiful and realistic forests. All this will make Minecraft more enjoyable for perception and games, so this mod should definitely be installed on your client.
1.12.2 – Realistic-Terrain-Generation-Mod-1.12.2