oil
petroleum
The main transportation routes in North Africa, Southwest Asia, and Central Asia include the Trans-Saharan Highway in North Africa, the Silk Road connecting East Asia and Europe through Central Asia, and the Persian Gulf to Europe route passing through Southwest Asia. These routes facilitate the movement of goods, people, and resources across these regions, connecting different countries and promoting trade and economic development.
They aren't
Water
The original Imperialists were seeking any valuable natural resources
Sahara and valuable salt and gold mines of central Africa
salt ivory gold and iron
Gengis Khan
Europe, Asia, and Africa.
Mediterranean sea
Africa has valuable natural resources for which Europe has many uses.
Gazelles are mostly found in the deserts, grasslands, and savannas of Africa, but they are also found in southwest and Central Asia, and the Indian subcontinent.