Jeff Bezos (founder of Amazon, so not short of a quid) announced some time ago that he was keen to recover from the Atlantic the Saturn V 1st stage engines of Apollo lunar missions: ideally, those of Apollo 11.
After they'd identified a likely seabed site, there was some uncertainty about which specific Apollo flight the hardware might be from.
They just found out!
http://www.bezosexpeditions.com/updates.html
Dean