Bodie State Park
Death valley.
mountain region
Truckee
Today was really quite cold, compared to other days in California. I'm not entirely sure about the coldest temperature overall (of the coldest region of the state), but temperatures around the LA area reached a low of 39 degrees Fahrenheit at 5 in the morning.
Coolest or coldest?? The coldest region is definitely the Antarctic. Antarctica to be exact.
Greenland
Africa
Northern Europe.
mesosphere.
Mesosphere
arctic coastal plain
monutins
Tundra - Canada's most northerly vegetation region.
taiga
I think that the Yakutsk region is the coldest region, even colder than Siberia.