Britain's Queen Elizabeth and her husband Prince Philip ,Chester Zoo , Diamond Jubilee tour.

Source: Reuters

Source: Reuters

Source: Reuters

Your carriages await, Ma'am! Brave Queen cruises down the Mersey on a duck and rides a monorail at Chester Zoo on Diamond Jubilee tour | Mail Online http://www.dailymail.co.uk/femail/article-2145240/Your-carriages-await-Maam-Brave-Queen-cruises-Mersey-duck-rides-monorail-Chester-Zoo-Diamond-Jubilee-tour.html
Queen Elizabeth Diamond Jubilee: Queen and Duke of Edinburgh Visit Northwest England and Rhinos and Elephants [PHOTOS] http://www.ibtimes.com/articles/342674/20120518/queen-elizabeth-diamond-jubilee-visits-northwest-england.htm

Picture: Christopher Furlong/Getty Image
The week in pictures: 18 May 2012 - Telegraph http://www.telegraph.co.uk/news/picturegalleries/theweekinpictures/9275976/The-week-in-pictures-18-May-2012.html?frame=2221872