In an observance of Epiphany, Russian Orthodox believers swim in an icy pond outside Nizhny Novgorod, Russia. (Photo by Olga “Zwezdochka”)

Syrian refugees covered with dust arrive at the Trabeel border, after crossing into Jordanian territory with their families, near the northeastern Jordanian border with Syria, and Iraq, near the town of Ruwaished, east of Amman September 10, 2015. (Photo by Muhammad Hamed/Reuters)

Body modification and tattoo artist Andrea Aguilar, 26, known as leopard woman, at the Quito Tattoo Convention shows off her work during the last day of the event in Quito, Ecuador September 27, 2015. (Photo by Guillermo Granja/Reuters)

A boy and a woman run across a railway track as a train approaches in Chengdu, Sichuan province, China, October 8, 2015. Many residents disregard sign prohibiting this kind of illegal crossing and choose to do so to save time, local media reported. (Photo by Hao Fei/Reuters/Western China Metropolis Daily)

Dancers perform on stage during Diwali celebrations in Leicester, Britain November 11, 2015. (Photo by Darren Staples/Reuters)

The 6th Siberian Tattoo Festival at Podzemka Loft Park in Novosibirsk, Russia on August 20, 2017. Tattoo lovers have been showing off their impressive inkings at annual conventions in LA and Russia this weekend. This year marks the sixth Siberian Tattoo Festival in Novosibirsk, Russia, while stateside tattoo fanatics have been celebrating all things body-art at the LA Tattoo Convention in Long Beach, California. (Photo by Kirill Kukhmar/TASS)

An injured girl reacts at a site hit by an airstrike in the rebel-held Douma neighbourhood of Damascus, Syria November 7, 2016. (Photo by Bassam Khabieh/Reuters)

Clouds gather as walkers pause atop a ridge in Mountain View, California January 7, 2016. (Photo by Noah Berger/Reuters)