content: x-37b.   The U.S. has like 30 of these little bastards....all military and top secret. http://i.dailymail.co.uk/i/pix/2011/12/04/article-2069815-0F0CE2C100000578-336_634x399.jpg Edit.  My mistake.  I think the one pictured in the original picture is the x-34b, not the x-37b