Gallery:Cheesetopia 2,788pages on this wiki Add New Page Edit History Add New Page Talk0 Return to "Cheesetopia". Cheesetopia was a cheese-themed amusement park created by Phineas and Ferb as their Big Idea of the day. It was constructed entirely out of cheese. Read the full summary... Gallery Add a photo to this galleryTo return to the "Cheesetopia" episode summary, click here. Retrieved from "http://phineasandferb.wikia.com/wiki/Gallery:Cheesetopia?oldid=534412"