215 miles up.
The astronauts were awakened a little more than an hour ago, and Astronauts Rick and Clay are suiting up for their third spacewalk of the mission. They'll need to finish off some leftover tasks regarding the Ammonia Tank before completing the rest of their assignments.
In the meantime, Discovery is pictured above, docked to the station, with the aft section pointed down toward planet Earth. That little piece of terrain in the picture is fairly well known. Can any of you identify the large body of water at the bottom of the photo?