Food & Drink - 17 free documentaries about eating around the world.
Start with Ultimate Istanbul Food Tour: Best Turkish Street Food (28 min, National Geographic), then Gordon Ramsay Journeys to India: Spice Capital of the World (44 min, National Geographic). All 17 documentaries here are free to watch from their makers' official uploads. To read deeper, the top-rated book on eating around the world is The Cooking Gene by Michael Twitty.