An estimated 10,000 supporters attended the Republic of Ireland's opening training session in Sopot yesterday evening.
Giovanni Trapattoni's squad were put through their paces at a local stadium as their preparations for Euro 2012 gathers pace.
Veteran goalkeeper Shay Given was the only member of the squad that did not take a full part in the session.
However, the Aston Villa stopper has since been passed fit for Ireland's upcoming fixtures.
The Irish open up their campaign against Croatia on Sunday.