Looking west up Constitution Hill from outside Buckingham Palace. The roads had been closed in the area for the London-Surrey Cycle Classic, Link , a rehersal for the 2012 Olympics.
These are Great White Pelicans (Pelecanus crispus), as were the original London Parks birds donated by Russia. There is also however, I understand, a single American Brown Pelican (Pelecanus occidentalis) with them now.