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Thousands of people in the UK and across the world observed a silence to remember the victims of the London bombings.

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For two minutes from 1200 BST, stations fell silent, buses halted and office workers bowed their heads in the street.

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Some marked the vigil in Tavistock Square, where a wreath was laid in memory of those who died on the No 30 bus.

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The Queen observed the ceremony - held a week to the day after the bomb attacks - at Buckingham Palace.

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Prime Minister Tony Blair, flanked by police officers, joined the silence in the garden of 10 Downing Street.

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Members of the Muslim community paid their respects in Leeds and other UK cities.

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In Brussels, European Commissioner for Justice Franco Frattini remembered the dozens of dead and 700 injured.

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Taoiseach Bertie Ahern had urged the entire Irish nation to join him in the silence.

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In Germany, Berlin's subway, trams and buses stopped to show the nation's solidarity with those who died in London.

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People across Italy joined the vigil, while Pope Benedict XVI held prayers at his retreat in the Italian Alps.

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Far from home, about 200 British soldiers at Camp Souter in Kabul, Afghanistan, lined up for the silence.

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And in Indonesia, tourists lit candles at the Bali bomb memorial as a tribute to those killed in London.