Cap Switches allow Mario to possess special abilities such as flight, intangibility, and turning into solid metal!
Wing Cap
The Wing cap switch can be found by standing in the center of the decorative rug in Princess Peach's Castle's main lobby, pressing the C Up button, and looking up into the sun painted on the ceiling.
Metal Cap
The Wing cap switch can be found by standing in the center of the decorative rug in Princess Peach's Castle's main lobby, pressing the C Up button, and looking up into the sun painted on the ceiling.
Vanish Cap
The Wing cap switch can be found by standing in the center of the decorative rug in Princess Peach's Castle's main lobby, pressing the C Up button, and looking up into the sun painted on the ceiling.