ANCHORAGE, Alaska - Coast Guard personnel monitor the raising of the sunken houseboat Ark II in Unalaska. The Ark II broke free of its moorings, drifted across the bay grounded and subsequently sunk Feb. 25, 2009. Magone Marine was contracted to refloat the vessel. There was only 15 gallons of diesel on board. No pollution was sighted. (Coast Guard photo/Marine Safety Detachment Unalaska)