This book is designed to be used un conjuctiuon with World Cruising Routes. Essential aspects of preparations for an offshore voyage are based on comprehensive surveys with over 100 long distance sailors. Includes: Strategies for planning voyages under the most favourable conditions whether in the tropics or high latitudes. Lastest charts with wind and currenta for passages in every ocean. Global cruising hubs. World weather systems. Complete outlines of round the world voyages starting from anywhere in the world.