Though you might not think it, the "Mario Kart" series has some pretty well hidden secrets. For this list, we’ll be looking at our favorite small details and Easter Eggs throughout Nintendo’s beloved racing series. Our list includes Luigi’s Best Mansion from “Mario Kart: Double Dash” (2003), The Merry-Go-Round from “Mario Kart 8” (2014), The Sphinx’s Face from “Mario Kart Wii” (2008), and more!
