Stuff You Missed In History Class

London is no stranger to smog, which is why when the Great London Smog descended in December of 1952, nobody quite realized anything unusual was going on. At its largest, it extended 30 kilometers around London, and it killed thousands of people. Read the show notes here. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.