Big dipper at Bellingham USA(큰곰자리, 벨링햄, 서부워싱턴주) 일주운동
[2009.07.21. Western Washington University, Bellingham, USA] Lense : 50mm(25mm) Camera : Canon EOS 30D Mount :Vixen guide pack Exposure time : f/4.5,15sec x 30frames Image processed by Photoshop CS3