Nor, indeed, must it be forgotten that the search for new and more direct connexions with the routes of Oriental trade is one of the motives underlying the Crusades themselves, and leading to what may be called the 13th-century discovery of Asia.
The transport concerns land routes and sea routes, the latter being the more important.
The winds closely depend on the routes followed by both.
This is one of our smuggling routes.
One of the ancient trade routes across the Sahara - that from Tripoli to Kuka in Bornu - strikes the lake at its northwest corner, but this has lost much of its former importance.
