Flights late on Thursday and on Friday suffered disruption due to smog caused by blazes in dry woodland made vulnerable by the current heat wave.
No victims from the blaze at remote location in Yamalo-Nenets Autonomous region.
For hundreds of years visitors to this Arctic outpost have been frightened by terrifying totems and human sacrifices.
Presidents Vladimir Putin and Xi Jinping oversee agreement of an historic pact ahead of G20 meeting in St Petersburg.
Capable of carrying 200 people and tonnes of cargo, new blimp for the 21st century could soon be taking off.
The freeze is so deep that horses - and even Rudolph - is brought indoors to warm up.