Crown City >> Whistlestop Summit

This races through the 'missing' part of crown city in the previous Mario Bros. Circuit >> Crown City leg of the cup and arrives at Whistlestop Summit for a single lap around the spiraling train covered mountain. It's followed by the concluding Whistlestop Summit >> DK Spaceport

Mushroom Cup:
Mario Bros. Circuit
Crown City
Whistlestop Summit
DK Spaceport

Mario Bros. Circuit >> Crown City
Crown City >> Whistlestop Summit
Whistlestop Summit >> DK Spaceport