Tens of thousands of pilgrims from more than 170 countries joined in celebration at sites centred on Barangaroo in Sydney to celebrate World You-Day's Opening Mass earlier this week. RAMON WILLIAMS was there...

ABOVE: Welcome message to the pilgrims; pilgrims head to World Youth Day's Opening Mass on Sydney Harbour.

ABOVE: A sea of flags as pilgrims gather for the Opening Mass; BELOW: Excited pilgrims in Sydney's Hyde Park; The smile says its all. ALL PICTURES: RAMON WILLIAMS