Final answer:
Traveling from Sudan to Algeria would involve traveling along the trans-Saharan trade routes, which were used to transport goods across North Africa.
Step-by-step explanation:
If you were traveling from Sudan to Algeria, you would be traveling along the trans-Saharan trade routes. These trade routes were used for centuries to transport goods, such as copper, salt, ivory, textiles, and gold, from sub-Saharan West Africa to the Mediterranean coast and other parts of North Africa. The routes were traveled by camel caravans and were a vital part of the commerce and cultural exchange in the region.