Source of the Amazon River the Mantaro. Explorers and scholars have identified each of the three rivers as being the source of the Amazon under one of the three definitions. The Mantaro is the most distant upstream point; the Maraňón is the main stem of the Amazon; and the Apurímac is the most distant source with an uninterrupted flow of water. The Amazon River is the largest river in the world in terms of its discharge into the Atlantic Ocean and either the longest or second longest river in the world, contending with the Nile River for that honor. More than from its mouth, upstream
Longest words words are possible. The word was the name of a prewar Viennese club for subordinate officials of the headquarters of the electrical division of the company named the , which operated steam boats on the Danube river. The longest word that is not created artificially as a longest-word record seems to be at 63 letters. The word means "law delegating beef label monitoring" but as of 2013, it was removed from the books because European Union regulations have changed and that particular law became obsolete, leading to news reports that Germany "had lost its longest word". In December 2016 the