If you use the gyrocopter to fly into the mountains, you can find Mount Rushmore with Mario's face replacing George Washington. If you shoot Mario's face a few times, it will turn into Wario's face.
Contributed by gamemaster1991
Attachment
The character Lark was modeled after Nester, the mascot of Nintendo Power and star of the comics "Howard & Nester" and "Nester's Adventures".
Contributed by KnowledgeBase