In photos: Eleventh night bonfires lit across Northern Ireland

Image gallerySkip image gallerySlide 1 of 5, Families Enjoying the children’s Bonfire at Ballysillan in North Belfast on the 11th Night, Families enjoyed a children's bonfire in Ballysillan, north Belfast

At a glance

  • Bonfires are lit in some unionist areas on 11 July to kick off the Twelfth celebrations

  • They mark the Battle of the Boyne in 1690 when the Protestant King William III defeated Catholic King James II

  • Bonfires were lit to welcome - and guide - King William

  • They are largely constructed from wooden pallets

  • Published