The Caledonian Park Clock Tower or Cally Clock Tower was built as the centre piece to the Metropolitan Cattle Market which opened in 1855 as London’s live meat market. It is now located in Caledonian Park, one of Islington’s largest green spaces. You can find out about our events, learning programme and wellbeing activities using the menu above. Explore the pages below or our blog to find out more about the varied history of the local area.