How to Pack for Three Months?

Sometimes it is hard to fit in our bagage when going for a long weekend. So how is it even possible to pack for three months in a little Backpack? You have to keep in mind only two things for understanding the solution. You can get your stuff washed at any hostel on your way. And Second even though it seems like it. I'm not going to the end of the world. I can easly walk in to a shop and buy what I need. I don't really have to worry about things I forgot.

There is only a very few things which you shouldn't forget:
- Money
- Passport
- Proof of Vaccination
- Mobilephone