ATHENS, GREECE - JANUARY 01: Fireworks light up the sky during the welcoming ceremony for the new year in Athens, Greece on January 1, 2015. (Photo by Ayhan Mehmet/Anadolu Agency/Getty Images)
ATHENS, GREECE - JANUARY 01: Fireworks light up the sky during the welcoming ceremony for the new year in Athens, Greece on January 1, 2015. (Photo by Ayhan Mehmet/Anadolu Agency/Getty Images)