The flight crashed shortly after takeoff on Thursday, killing 241 people on board and at least 29 on the ground.

The annual display of British military might serves as a seasonally tweaked birthday celebration for the sitting monarch.

After arriving at Buckingham Palace by car, Kate and the children, Prince George, 11, Princess Charlotte and Prince Louis, 7, traveled in a traditional horse-drawn carriage down The Mall. Charlotte sat beside her mother, while her brothers faced backward across from them.