1 / 8
TOPSHOTS Catholic nun carries a palm branch during the traditional Palm Sunday procession from Mt. Olives to Jerusalem's Old City on May 29, 2015. The ceremony is a landmark in the Christian calendar, marking the triumphant return of Christ to Jerusalem the week before his death, when a cheering crowd greeted him waving palm leaves. Palm Sunday marks the start of the most solemn week in the Christian calendar. AFP PHOTO / GALI TIBBON