It was the simplest of gestures. Eyes closed, with one hand resting reverentially on the sacred stones, Prince William took a moment of quiet contemplation at Jerusalem's Western Wall.
At the close of a landmark trip to Israel, few could blame him if the Duke of Cambridge felt the weight of history on his shoulders.
Fresh from navigating the political differences in one of the world's most turbulent regions, he visited Jerusalem's holiest sites, paying his respects to Judaism, Islam and Christianity.
Taken on a whirlwind tour of the Old City, he took in the Mount of Olives, the Garden of Gethsemane, Temple Mount and the Al-Aqsa Mosque, the Western Wall and the Church of the Holy Sepulchre in a morning which left onlookers of each faith visibly moved.
Little surprise, then, that Ephraim Mirvis, the Chief Rabbi, described it as a "moment of history".