When you think of Arizona border crossings, you probably picture Mexicans trying to make their way into the US. But there is another group of refugees headed in the other direction: dental refugees. In Los Algodones, there are 6,000 dentists waiting to service clients who can’t afford dental care in the US. From Buzzfeed: Filling the Gap: “You see people with gauze in their mouth…drooling at the slot machine and you know why they’re there.” (That quote pretty accurately describes every Vegas trip I’ve ever taken.)