Watch professionals changing the time on the Big Ben Clock at 2 a.m

Watch professionals changing the time on the Big Ben Clock at 2 a.m

Discover how professionals change the time on London's famed Big Ben, on Saturday, March 28, 2015.
© UK Parliament Education Service (A Britannica Publishing Partner)
  • © UK Parliament Education Service (A Britannica Publishing Partner)
    Exploring the interior of Big Ben in London.
  • © UK Parliament Education Service (A Britannica Publishing Partner)
    Watch poppies being projected onto Big Ben in honour of Remembrance Sunday.
  • Contunico © ZDF Studios GmbH, Mainz
    Overview of clocks, with a focus on atomic clocks.
  • © UK Parliament Education Service (A Britannica Publishing Partner)
    Exploring the interior of Elizabeth Tower in London.

News •

Big Ben restorers to fix toppled Jubilee clock • Oct. 29, 2026, 3:19 PM ET (BBC)

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