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Art lovers celebrate 'White Night'

7 October 2012 Last updated at 05:18 BST

Once a year the White Night festival, or Nuit Blanche, draws in crowds in Paris.

It is a contemporary art and culture festival in which people can visit the city's galleries, museums and monuments for nothing in one night.

This year's festival has been dedicated to water, as Wendy Urquhart reports.