During a 7 month trip to South America we travelled from the heat of the equator to the Antarctic. We were mainly backpacking but as well as having to cover us for all seasons our clothing also had to cover us for a 20 night "posh" cruise.
How did we manage it?
Type of luggage:-
First you need to have the correct size of bag preferably the maximum size for airline carry on.
onto luggage racks etc.
The biggest thing most people have to decide is whether to carry their bags like a rucksack or trolley them