it is the Danube river ^^
Niger
Huang He River
Old Europe Duvet Company has been around since 1982.
Mammoth Cave in Kentucky is the world's longest known cave system. The Jewel Cave system near Custer, South Dakota is ranked as the second longest known cave system.
The Volga river is the longest European river.
The Congo River (also known as the Zaire River) is a river in Africa, and is the deepest in the world
The second longest recognized word is "lopado­temacho­selacho­galeo­kranio­leipsano­drim­hypo­trimmato­silphio­parao­melito­katakechy­meno­kichl­epi­kossypho­phatto­perister­alektryon­opte­kephallio­kigklo­peleio­lagoio­siraio­baphe­tragano­pterygon". The 183-letter word is a transliteration from Ancient Greek and originated as a fictional dish in Aristophane's Assemblywomen. It is considered to be the longest word that has ever appeared in literature.The second longest official word that is used in the English language is "pneumonoultramicroscopicsilicovolcano- coniosis" and describes a disease that involves the lungs (commonly known as black lung). It contains 45 letters.
The Yangtze, the longest, flows eastwards into the East China Sea at Shanghai. The Yellow River (Huang He/ Hwang Ho) is the second longest and is known as the mother river by the Chinese people.
Being the second man on the moon
The longest known value of pi is now into the hundreds of billions of digits.
He was known most for being the second emperor. (AD 14 AD 37)
Maximilian was known for being a monarch in the Second Mexican Empire. Maximilian, also known as Maximilian The First, is actually the only monarch of the Second Mexican Empire.