An Honor guard soldier walks along the Kremlin wall, covered by snow, as his fellow soldier stands at the Tomb of Unknown Soldier in Moscow, Russia, Wednesday, Jan. 31, 2018. (AP Photo/Pavel Golovkin)
A worker speaks on the phone while having a rest as he removes snow in a street in central Moscow, Russia February 5, 2018. (REUTERS/Sergei Karpukhin)
A worker speaks on the phone while having a rest as he removes snow in a street in central Moscow, Russia February 5, 2018. (REUTERS/Sergei Karpukhin)
Children ride inflatable rings to slide down a snow slope during heavy snowfall in Moscow, Russia, Sunday, Feb. 4, 2018. (AP Photo/Alexander Zemlianichenko Jr )
Clearing snow off a roof with a Moscow Kremlin tower in the background in Moscow, Russia on February 5, 2018. ((Photo by Vyacheslav Prokofyev\TASS via Getty Images)
People making their way through piles of snow in Moscow, Russia on February 5, 2018. (Photo by Alexander Shcherbak\TASS via Getty Images)
Snow removal equipment in a street in Kazan, Russia on February 5, 2018. (Photo by Yegor Aleyev\TASS via Getty Images)
People making their way through a heavy snowfall in St. Petersburg, Russia, on February 5, 2018.(Photo by Alexander Demianchuk\TASS via Getty Images)
A Rostral Column on the Spit of Vasilyevsky Island during a snowfall in St. Petersburg, Russia on February 5, 2018. (Photo by Alexander Demianchuk\TASS via Getty Images)