U.S. GEOGRAPHY
'(<a href="http://www.j-archive.com/media/2011-05-05_J_05.jpg" target="_blank">Sarah of the Clue Crew shows a map on the monitor.</a>)  The northwest angle belongs to the U.S., although it doesn't look that way; it's the only part of the lower 48 that extends miles north of this parallel of latitude'
the 49th parallel