The Amazon Fulfilment Centre prepares for Black Friday this year in Hemel Hempstead, England. Black Friday has now surpassed Cyber Monday as Amazon.co.uk's busiest day.
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French police patrol near the Eiffel Tower in Paris on Monday. France is the most-visited country in the world, but the number of tourists has dropped off since the Nov. 13 attacks that killed 130 people.
People do their holiday shopping in Manhattan Mall in New York City in November 2014. Retailers may have a harder time filling holiday jobs this year because of a shrinking pool of workers.
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