Highway
Major highways are often named and numbered by the governments that typically develop and maintain them. Australia's Highway 1 is the longest national highway in the world at over and runs almost the entire way around the continent. China has the world's largest network of highways followed closely by the United States of America. Some highways, like the Pan-American Highway or the European routes, span multiple countries. Some major highway routes include ferry services, such as U.S. Route 10, which crosses Lake Michigan.
Lagos–Mombasa Highway
The Lagos–Mombasa Highway (also known as the "Mombasa-Lagos Highway") is Trans-African Highway 8 and is the principal road route between West and East Africa. It has a length of and is contiguous with the Dakar-Lagos Highway with which it will form (when complete) the longest east-west crossing of the continent for a total distance of