In the event you wish to tour all over the world, you will need to achieve this by oxygen at some level or another. As a result, it'd be much better to plan it in advance. You should search the Internet and try to reserve an "Around the Globe" air ticket, as opposed to enjoying a a destination-based solution. Such tickets are often available and relatively cheap. You are rewarded by several airlines for the miles you cover. You should assess the stopovers permitted ahead.