It follows the Orders of Precedence in the United Kingsom. Basically, it shows the hierarchy of royal family members, especially during formal occassions and state dinners. The Queen, as a sovereign, always walk on the very front. The Duke of Edin... read more
The Duke of Edinburgh is her consort, not her co-monarch, so he walks behind her. Tangential note: over the last several years, as the queen is growing obviously more frail, that position alone in the lead seems more poignant to me. read more
A magnetic attraction: Elizabeth, left, and Philip only have eyes for each other as they walk with Princess Margaret and the Queen at a wedding in 1946 And yet rumours about the Duke of Edinburgh and flings were never far away. read more