Leenia, are you serious??

Swimming has been recorded since prehistoric times; the earliest recording of swimming dates back to Stone Age paintings from around 7,000 years ago. Written references date from 2000 BC. Some of the earliest references to swimming include the Gilgamesh, the Iliad, the Odyssey, the Bible, Beowulf, and other sagas. In 1578, Nikolaus Wynmann, a German professor of languages, wrote the first swimming book...

from History of swimming on wikipedia

Interesting thread :)