San Andres is a small resort island off the coast of Nicaragua. For the Colombians it's a nice little home away from home. For the Nicaraguans it's an annoyance because they think it should be theirs. Our rather run-down beach-front hotel had an odd little rocky shoreline with some decent snorkeling on a not so far off reef. The beach was loud and busy; about ten kilometres from the town centre.As Ellen walked along the beach a few metres in front of me...