Cool seed i found, as soon as you spawn face west to find a quite big mushroom biome (also a cute circular lake at the right)
-9135346138048959926
seed
JAVA
1.16.5
version
Original author: NawdWasTaken
Link: https://reddit.com//r/minecraftseeds/comments/l39okh/cool_seed_i_found_as_soon_as_you_spawn_face_west
Comment: also a 5 block tall cactus here -44 72 656