Finland for sure https://www.bbc.com/news/magazine-21537988 https://www.bbc.com/news/magazine-21537988 I've certainly let our child have a nap on the balcony,

Finland for sure https://www.bbc.com/news/magazine-21537988 https://www.bbc.com/news/magazine-21537988 I've certainly let our child have a nap on the balcony, wrapped up in warm clothing, in temperatures between -5°C and -15°C.