Tip: Switch palace switches normally disappear if you replay the level. However, if you insert them as direct Map16 and use the hex-edit at $00EEB2 in the ROM map, you can replay the level without a problem.
A kind of more or less close port of Waluigi's circuit theme of Mario Kart DS. Could fit casinos and carnival zones pretty much.
Included, a sample group you need to insert in your sample groups if you want this to insert correctly. No Yoshi allowed.