Dubai's Burj Khalifa tower, the world's tallest skyscraper, is lit by fireworks during its opening ceremony in the Gulf emirate on January 4, 2010. Sheikh Mohammad bin Rashed al-Maktoum, the ruler of Dubai, officially opened the world's tallest building, which stands at 828 metres high. AFP PHOTO

NYE 2018: Your ultimate guide to the Burj Khalifa fireworks