From the Super Mario Wiki
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The player starts off on a snowy platform with a Roulette Block and some horizontal ropes in front of them. The Tightropes lead to another platform with a Roulette Block on it and a platform with a Warp Box on it.
In the next part of the level is a rope, with some Brick Blocks and a ? Block containing a Starman on it, that leads to a small platform with some Boomerang Bros. on it. Next to the platform is another rope that leads to a Warp Box.
In the next area are more tightropes. After ascending them, the player will find a platform with a Roulette Block on it. Next to this platform are some more ropes that lead to a Warp Box that leads to the final area and the Goal Pole.