Ringing in 2019

New Year's Eve fireworks erupt over Sydney's iconic Harbour Bridge and Opera House in Australia, during the fireworks show, Jan. 1, 2019.

Fireworks explode over the Marina Bay ahead of the New Year's Eve festivities in Singapore, Dec. 31, 2018.

People attend a ceremony to celebrate the new year in Seoul, South Korea, Jan. 1, 2019.

Fireworks explode over the Victoria Harbor during New Year's Eve to celebrate the start of year 2019 in Hong Kong, Jan. 1, 2019.

Fireworks explode near Petronas Twin Towers during New Year celebrations in Kuala Lumpur, Malaysia, Jan. 1, 2019.

An artist performs at a shopping center during the New Year festival in Bangkok, Thailand, Dec. 31, 2018.

A make-up artist decorates the hair of a woman in the shape of Santa Claus during the New Year preparations in Ahmedabad, India, Dec. 31, 2018.

A Pakistani rides a camel on a beach during the last sunset of 2018, in Karachi, Dec. 31, 2018.

The numbers "2019" are written in the air with a sparkler near a tourist camp outside Krasnoyarsk, Russia, Dec. 31, 2018.