If I had a dollar for every time I heard one of these myths, I'd probably be writing this from a swim-up bar somewhere instead of my office. After nearly 15 years as a travel advisor specializing in Mexico and the Caribbean, I've heard just about every travel myth imaginable. Some are harmless. Others can cost people money, waste valuable vacation time, or leave them wondering why everyone else seemed to love a resort they couldn't wait to leave. So let's clear a few things u