Got some nostalgia for a sweet childhood treat? Need somewhere child-friendly to go in Las Vegas? Head to M&M's World, a four-story candy experience unlike any other! Not only can you eat a multitude of various M&Ms, but you can buy lots of cool M&M merchandise and even see a 4D M&M short movie! #lasvegas #sweets #childfriendly #candy Photo obtained from the M&M's World public Facebook page.