The Tuareg historically were a nomadic type of people, moving from one place to another. Thus they did not build permanent dwellings, rather lived in tent-like structures.
work, tourism or visiting relatives
their ancestors lived in the desert because it was the only place they knew. The current Tuareg people live there because they want to keep their history and this involves living in the desert.
Transportation Travel
most of them traveld to look for food or better living place.
I used a car to travel from one place to another.
Migratory animals travel from one place to another. This usually involves long distances and seasons.BirdsSharksWhales
That is known as transportation or transfer.
travellers
By moving from place to place
Travel from place to place.
There was no commercial air travel 100 years ago. Commercial travel has completely changed the way people travel and the speed at which people can go from 1 place to another. It is one of the most important reasons for globalization.