South Africa, located in Southern Africa, at the southern tip of the continent, has one of the best transportation infrastructures in Africa, catering to both domestic and regional requirements. In the Southern African region, what makes the country a main point for trade is its several major ports. The mining sector plays a significant role in the economy. The nation is the largest producer of gold and platinum and among the leading producers of base metals and coal in the world. Johannesburg International Airport stands as a center for flights to other Southern African and global nations. The country is part of the World Trade Organization.