From spectacular fireworks in Hong Kong and Australia to a huge LED light show at the world’s tallest building in Dubai, here is a look at how revellers around the world have welcomed in 2018: With a burst of confetti and fireworks, throngs of revellers ushered in 2018 in a frigid Times Square as the glittering crystal ball dropped. It was the second-coldest on record, with the temperature only 10F (minus 12C) in New York at midnight. Partygoers bundled up in extra layers, wearing warm hats and face masks, dancing and jogging on the spot to ward off the cold. There was also tighter security than ever after two recent terrorist attacks and a rampaging SUV driver who ploughed into a crowd on the very spot where the party takes place. The event went off with no major problems. Auld Lang Syne and New York, New York played as the crowds cheered. The coldest ball drop celebration was in 1917, when it was only 1F (minus 17C). Brazil Rio de Janeiro’s main party was celebrated with fireworks erupting on Copacabana beach after the clock struck midnight to usher in the new year. After 17 minutes of a multicoloured show in…