O Oceano como ponto comum entre culturas

http://www.hidrografico.pt/previsao-oceano-atlantico.php
http://www.youtube.com/watch?v=4Hn59vOGD0A&feature=player_detailpage
http://www.youtube.com/watch?v=UfYncparQlA&feature=player_detailpage
http://www.youtube.com/watch?v=OdbtRucs1Rk&feature=player_detailpage
http://www.youtube.com/watch?v=nC2gZMNkyJo&feature=player_detailpage