Tumbling Tunnel is the 2nd level of World 1 Amazing Apple Area.
1. Located near the 2 slanting pipes. Avoid the Piranha Plants to get it.
2. In a secret area in an orange pipe with too many Shy guys! Avoid them to get it.
3. While Mega Mario is stomping thourgh the cavern The Star Coin is Trapped in Cememt Blocks. Destroy them to Get the final coin.