Brazil occupies a large area along the eastern coast of South America and includes much of the continent's interior; it shares a border with every country in South America except for Ecuador and Chile. Brazil is the fifth largest country in the world, with a total area of 8,514,876.599 square kilometers (3,287,612 sq mi).,Brazilian topography is also diverse and includes hills, mountains, plains, highlands, and scrublands. The highest point in Brazil is the Pico da Neblina at 3,014 metres (9,890 ft). Brazil has a dense and complex system of rivers, one of the world's most extensive, all of which drain into the Atlantic. The most prominent river is the Amazon (the world's second-longest river and the largest in terms of volume of water).