Darién Gap, the roads link almost all of the Pacific coastal countries of the Americas in a connected highway system. According to Guinness World Records, the Pan-American Highway is the world's longest "motorable road". However, because of the Darién Gap, it is not possible to cross between South America and Central America with conventional highway vehicles. Without an all-terrain vehicle, it is necessary to circumnavigate this terrestrial stretch by sea.
Pan American Hwy. Leg: Mendoza To Vicuna Mackenna, 463km, making use of road 7. Pan American Hwy is a network of roads stretching across the American continents and measuring about 30,000km (19,000 mi) in total length. Except for a rainforest break of approximately 160km (100 mi), called the