This is the 21st image in our Where in the World weekly quiz (view Week 16, Week 17, Week 18, Week 19 and Week 20)

Each Wednesday, IBTraveler puts up a photo.  If you think you know where the picture was taken, share your answer in the comments below.  The following Monday, the Where in the World photo location will be revealed.  Do you think you know the world pretty well?  Prove it!