The Interoceanic Highway or Trans-oceanic highway is an international, transcontinental highway in Peru and Brazil to connect the two countries. The east-west passageway spans 2600 kilometers. From Peru's Pacific ocean coastline, it continues across the Andes mountains and through a large part of the Amazon rainforest in the Peruvian department of Madre de Dios. It then travels into Brazil where it connects with a network of existing highways to the Atlantic. It entailed the renovation and construction of roughly 2,600 kilometers of roads and 22 bridges. Completed in 2011, it creates a connected highway from the Peruvian ports of San Juan de Marcona to the Brazilian city of Rio Branco its ZPE (Special Export Zone) and the rest of the country. The project came into being via a 2004 agreemen