New Year's Eve: Ringing in 2017 around the world RIO DE JANEIRO, BRAZIL - JANUARY 01: Revelers celebrate during fireworks marking the start of the New Year on Copacabana beach on January 1, 2017 in Rio de Janeiro, Brazil. Brazilian revelers annually mark the turn of midnight on January 1st with fireworks along the famed beach. This year's fireworks were shortened to twelve minutes due to the economic crisis facing the state and country. (Photo by Mario Tama/Getty Images)Photo by: Mario Tama New Year's Eve: Ringing in 2017 around the world BEIJING, CHINA - DECEMBER 31: Chinese children celebrate the New Year during the New Year's Eve at Olympic Forest Park on December 31, 2016 in Beijing, China. China prepares a countdown event on December 31 to welcome the new year 2017. (Photo by Lintao Zhang/Getty Images)Photo by: Lintao Zhang New Year's Eve: Ringing in 2017 around the world Visitors celebrate New Year's Eve as police stand guard in front of Cologne Cathedral, not far from where on New Year's Eve one year ago hundreds of apparently coordinated sexual assaults were perpetrated against women, on January 1, 2017 in Cologne, Germany. City authorities have deployed around 1,500 police officers - more than 10 times last year's number, to maintain security during this year's festivities. Photo by: Maja Hitij New Year's Eve: Ringing in 2017 around the world SYDNEY, AUSTRALIA - JANUARY 01: Fireworks explode off the Sydney Harbour Bridge on New Year's Eve on January 1, 2017 in Sydney, Australia. (Photo by Cameron Spencer/Getty Images)Photo by: Cameron Spencer New Year's Eve: Ringing in 2017 around the world MIAMI BEACH, FL - DECEMBER 31: Justin Bieber performs poolside at Fontainebleau Miami Beachs New Years Eve Celebration at Fontainebleau Miami Beach on December 31, 2016 in Miami Beach, Florida. (Photo by Gustavo Caballero/Getty Images for Fontainebleau Miami Beach)Photo by: Gustavo Caballero New Year's Eve: Ringing in 2017 around the world AUCKLAND, NEW ZEALAND - JANUARY 01: The SkyTower firework display during New Year's Eve celebrations on January 1, 2017 in Auckland, New Zealand. The pyrotechnic display includes 500kgs of fireworks, 1 tonne of equipment and 10 kilometres of wire were used in the display set up. (Photo by Dave Rowland/Getty Images)Photo by: Dave Rowland New Year's Eve: Ringing in 2017 around the world DUBAI, UNITED ARAB EMIRATES - JANUARY 01: Fireworks mark the beginning of the new year at the Burj Khalifa on January 1, 2017 in Dubai, United Arab Emirates. (Photo by Tom Dulat/Getty Images)Photo by: Tom Dulat New Year's Eve: Ringing in 2017 around the world NEW YORK - DECEMBER 31: People congregate in the lead-up to New Year's eve celebrations in Times Square in New York City on December 31, 2016. (Photo by Yana Paskova/Getty Images)Photo by: Yana Paskova New Year's Eve: Ringing in 2017 around the world NEW YORK, NY - DECEMBER 31: Mariah Carey performs onstage during New Year's Eve 2017 in Times Square at Times Square on December 31, 2016 in New York City. (Photo by Theo Wargo/Getty Images)Photo by: Theo Wargo