On February 6, 1933, a temperature of 鈭90 degrees F was recorded in Oymyakon, the coldest place in the northern hemisphere and the coldest permanently inhabited place on Earth.
Home to a few hundred people, Oymyakon's single schools closes only when the temperature drops to 61 degrees F below zero. The city of Yakutsk, population 210,000 is a three day-drive away, and is the world's coldest city. There, according to the BBC, residents . Visitors are advised not to wear glasses outside, as they may become difficult to subsequently remove.
[Editor's note: An earlier version mixed up facts between Oymyakon and Yakutsk.]