These are my favourites, with example videos from each: 3Blue1Brown - maths (video) Adam Something - transit (video) Atlas Pro - geography (video) Be Smart - science ([video](
watch?v=1EyN9_QO4_A)) Tapakapa - miscellaneous (video) Tom Scott - miscellaneous (video) Up and Atom - science (video) UsefulCharts - royal genealogy (video) Veritasium - science (video) Vsauce - miscellaneous ([video](
Interesting - miscellaneous, humor (video) Historigraph - military history (video) Jan Misali - conlangs & misc. (video) KhAnubis - miscellaneous (video) Kurzgesagt - miscellaneous (video) Living Ironically in Europe - Central European so