The Yoshi-Go-Round

The Yoshi-Go Round is a ride in Pinna Park, in Isle Delfino. In episode 6 of Pinna Park in Super Mario Sunshine, A orange Yoshi 'seat' is missing. To gain access to a secret area, Mario must take a Orange Yoshi to where the 'seat' was supposed to be, and Mario will warp. This secret area has some Yoshi references, like blocks with spots, resembling square Yoshi eggs.