How is this lifestyle called? Opinions on living like this?

I don't know how its called but I know there are people who live like going place to place. They travel somewhere and find some random job there, work and enjoy life at the same time and when they feel like it they move to another place and do the same. How is this life style called? Do you think living like... show more I don't know how its called but I know there are people who live like going place to place. They travel somewhere and find some random job there, work and enjoy life at the same time and when they feel like it they move to another place and do the same.
How is this life style called?
Do you think living like this is good or bad?
How can one start living like that?
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