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Ceremonies were held around the world on Anzac Day to honour Australian and New Zealand war dead since the bloody Gallipoli campaign in 1915.

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Some 20,000 people joined the Sydney parade. Among them, a solitary World War I survivor - Marcel Caux, 105. The other five remaining veterans were too frail to attend.

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In Turkey, a dawn service was held on the beach in Gallipoli. Here, on 25 April 1915, Australian and New Zealand soldiers began a disastrous eight-month campaign.

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Earlier soldiers marched at the memorial in Gallipoli. Visitors were advised to stay away for fear of attacks, but thousands ignored the warnings.

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Australian Prime Minister John Howard - captured here using night-vision equipment - made a surprise visit to Iraq, to join servicemen and women for Anzac Day.

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In Thailand, crowds remembered Australian and New Zealanders prisoners of war who died building the "Death Railway" for the Japanese...

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...and children laid remembrance poppies on the track.