MarineTraffic is a live map recording ship traffic based on AIS data. The site mainly covers European and North American coasts and includes info on vessels and ports, plus a gallery with some cool ship photos. Similar: see ShipAIS for live vessel movements from around the UK.
posted by madamjujujive on Nov 9, 2009 - 8 comments

Not just a huge conspiracy... a TITANIC CONSPIRACY! "There are a number of good reasons to believe that the vessel which sank on the night of April 14/15 was in fact Titanic's slightly older, and very similar, sister ship Olympic."
posted by GuyZero on Jul 14, 2009 - 106 comments

Amazing photoseries of 70 foot storm waves crushing the surface of a large tanker in the North Pacific. More on the post-storm damage here.
posted by jonson on Aug 28, 2006 - 36 comments

Heavy Seas is an all too brief gallery of terrifying photos of huge waves crashing down around large boats & drilling rigs. I wish it were a little longer, but I did think the photos were impressive, as one who has never been at sea in very rough weather.
posted by jonson on Mar 9, 2003 - 29 comments