India, July 22 -- Prince George celebrates his 12th birthday today (July 22), and the royal milestone has been marked with a change in protocol. As tradition dictates, he can no longer travel with his father, Prince William, to ensure the line of succession is preserved in case of any unforeseen tragedy, reports The Daily Beast. Kensington Palace commemorated the occasion with a freshly released portrait of George, dressed casually in a checked shirt and bodywarmer. Reportedly, this time, the camera was not held by his mother, Kate Middleton, but by professional photographer Josh Shinner.

With Prince George turning 12, an age that quietly shifts royal routines, he must now travel without his father. "William is a skilled pilot and loves ...