Bandar seri begawan: In conjunction with World Cancer Day celebrated every 4th of February, blue and orange lights are lit at the Sultan Haji Omar 'Ali Saifuddien Bridge and the Raja Isteri Pengiran Anak Hajah Saleha Bridge.
According to Radio Television Brunei, the lights will be illuminated until 8th February from 7 in the evening to 5 in the morning. This initiative aims to raise public awareness about cancer.