There are two sides to Mexico's all-inclusive resorts -- the party-hard hotels that cater to college-age spring breakers and families with boisterous kids and the properties that maintain a level of peace thanks to their no-kids-allowed policies. For those seeking the latter, keep reading. We've traveled around Mexico to bring you the best adults-only all-inclusives that the country has to offer. Hear that noise? It's the soothing sound of waves lapping the shore, guaranteed to never be interrupted by squealing tots or wailing babies.