In Havana, if it means a stroll, you might want to be picky and choosy about which streets to take. On some of the more frequented roads, old or newer models of cars release a certain amount of nasty exhaust. It was naturally a great discovery for me to amble along with my walking buddies through Old Havana, automobiles restricted, and where all the tourists go. This area has a particular appeal, and it led us to the Malacon, the sea wall, where the ocean waves crash dramatically against it. In
