Blue lights illuminate Hamburg for 'Cruise Days'

Blue lights illuminate the new Hamburg Philharmonic Hall (Elbphilharmonie) (C) under construction and other buildings as part of an installation of German light-artist Michael Batz late July 29, 2010. Hamburg will celebrate its so called 'Cruise Days' from July 30 to August 1 when some of the world's largest cruise liners will visit the northern German harbour of Hamburg. [Photo/Agencies]