Transamazonian highway — ▪ highway, Brazil Portuguese Rodovia Transamazônica system of paved and unpaved roads in Brazil that is designed to facilitate settlement and exploitation of the vast underpopulated Amazon River Basin. The system consists of several major… … Universalium
Amazon River — Portuguese Rio Amazonas River, northern South America. It is the largest river in the world in volume and area of drainage basin, and only the Nile River of northeastern Africa exceeds it in length. It originates within 100 mi (160 km) of the… … Universalium
Columbia (supercontinent) — Columbia, also known as Nuna and Hudsonland, was one of Earth s oldest supercontinents. It was first proposed by J.J.W. Rogers and M. Santosh (2002)[1] and is thought to have existed approximately 1.8 to 1.5 billion years (Ga) ago in the… … Wikipedia
South America — South American. a continent in the S part of the Western Hemisphere. 271,000,000; ab. 6,900,000 sq. mi. (17,871,000 sq. km). * * * Continent, Western Hemisphere. The world s fourth largest continent, it is bounded by the Caribbean Sea to the… … Universalium