In a world that's covered with water, the selection of destinations for scuba diving trips is endless. Many recreational activities are limited as to where they can be found, but scuba diving is one of those sports that can be enjoyed the world over. Thousands of travelers schedule scuba diving trips each year as part of their yearly vacations. Divers who prefer not to travel too far can find a location within close flying distance. Others who prefer something a little more exotic can certa.