The Mall leads from the palace to Trafalgar Square , where the towering Nelson's Column is flanked by huge bronze lions.

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Later this year Trafalgar One, a development of five apartments, will become the only residential address on Trafalgar Square, with views of landmarks like Nelson's Column and the National Gallery.

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The cast will be performing in an arena as big as Trafalgar Square at heights of 145ft - the height of Nelson's Column.

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The shooting panicked tourists and locals in the square, whose centerpiece is a towering, second-century ancient Roman column honoring Emperor Marcus Aurelius.

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It then moves down Fleet Street, past Aldwych and into The Strand before reaching Trafalgar Square, where there will be a big screen at the bottom of Nelson's Column showing proceedings with live commentary.

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