Watch VideoPlay Video
As the people of Moscow swelter in record-breaking heat and choke from the smoke of forest fires, the city has opened more than 120 smog centers. They give residents a chance to cool off and breathe freely.
Moscow is suffering record-breaking temperatures with daily highs reaching as much as 38 degrees Celsius.
But overwhelmed Muscovites can "get their breath back" in air-conditioned rooms at government buildings and hospitals.
Local Residents, Moscow Russia, said, "That's an oxygen cocktail, it invigorates and saturates blood vessels with oxygen."
An oxygen mask helps these senior citizens feel better.
The Moscow Ecological Monitoring Service says the concentration of airborne particles is more than three times the normal level.
Domodedovo international airport south of Moscow has been hit hard.
Airport staff are working hard to maintain order and distribute water to stranded travellers.
Waiting many hours at an airport is definitely not a comfortable experience.
Stranded Passenger, Domodedovo Int'l Airport, Moscow, said, "I have been sitting here since yesterday. I am getting mad. It's impossible, they combine flights, they separate flights. It's unclear what's happening."
Poor visibility forced 26 flights to be delayed and another 20 to be re-routed to other airports. More than two-thousand passengers are stranded.
- Smog blankets Moscow for second day 2010-08-08
- Smoke disrupts Moscow airports 2010-08-06
- Crossover to Moscow: Medvedev sacks officials for fires 2010-08-05
- Moscow suffers serious air pollution due to wildfires 2010-08-05