If you could spend your time in one place for the rest of your life, where would it be? For  Mario Salcedo, it’s on a cruise ship—and he is living his dream as we speak. For more than 20 years now, Mario has lived on a cruise ship—and he doesn’t have any plans to leave. This makes him, in his words, “The happiest man in the world”. Check out this amazing video about a unique outlook on home and happiness.—ML