Underwater Basejumping. That is all.
posted by allkindsoftime on Jun 5, 2010 - 49 comments

Cool video of an undersea volcano erupting off Tonga. Spectacular clouds began spewing out of the sea on Monday about 10km from the southwest coast off the main island of Tongatapu, where up to 36 undersea volcanoes are clustered. More on these volcanism blogs.
posted by CunningLinguist on Mar 19, 2009 - 39 comments

The Stellwagen Bank National Marine Sanctuary region is under the ocean, off the coast of Massachusetts. For 11 years geologist Paul Valentine has been mapping this area. Sea floor maps are available. Also, there are many images of features such as glacial valleys and moraines. Other photographs show underwater life.
posted by pyramid termite on Jul 23, 2005 - 1 comment

The National Enquirer (Oceanic Edition): Redefining seafood for the masses, Underwatertimes.com catches the news at its raunchiest and most macho, with lots of nice pictures to soften the blow. [More inside.]
posted by MiguelCardoso on Mar 12, 2004 - 5 comments