Pizza Hut’s adventure in the Soviet Union was unlike any restaurant opening before or since. It involved a fleet of submarines, a very special pizza topped with tuna and salmon, and a casual dining spot on a mission to change the world. This episode was written by Kelly Jones and Josh Levin, One Year’s editorial director. One Year’s senior producer is Evan Chung. This episode was produced by Kelly Jones and Evan Chung, with additional production by Olivia Briley.  It was edited by Joel Meyer and Derek John, Slate’s executive producer of narrative podcasts. Merritt Jacob is our senior technical director. Join Slate Plus to get a special behind-the-scenes conversation at the end of our season about how we put together our 1990 stories. Slate Plus members also get to listen to all Slate podcasts without any ads. Learn more about your ad choices. Visit megaphone.fm/adchoices