Australia Day 2011

Bondi Beach where tens of thousands of people spent the day Photograph: Graeme Robertson for The Guardian A ferry decorated as a whale leads in the annual ferry race Photograph: Rick Rycroft/AP Ferries cruise past the Sydney opera house as they take part in the annual Australia Day race Photograph: Rick Rycroft/AP The ferry race in Sydney Harbour Photograph: Graeme Robertson for The Guardian The ferry race in Sydney harbour Photograph: Graeme Robertson for The Guardian People take part in a Woggan-ma-gule ceremony at Sydney's Royal Botanic Gardens Photograph: Drina Thurston/AFP/Getty Images Beachgoers pose with inflatable thongs ahead of the annual Havaianas Thong Challenge world record attempt at Cottesloe Beach in Perth Photograph: Paul Kane/Getty Images Bondi Beach was packed all day Photograph: Graeme Robertson for The Guardian Bathers take to the sea at Bondi Beach Photograph: Graeme Robertson for The Guardian The Australian Girls Choir sing My Island Home and the national anthem at an Australia Day ceremony at Melbourne's Rod Laver Arena Photograph: Clive Brunskill/Getty Images