A couple that I haven’t seen yet: Foolish Baseball for a zillenial take on baseball, Hagerty, Throttle House and savagegeese for quality car YouTube and Scott Manley, BPS Space and Vintage Space for some good rocket science and history, and languagejones and Dr. Geoff Lindsey for linguistics.
Crime Pays But Botany Doesn’t - field botany with a side of misanthropy, mostly in the texas / southern us but he does occasionally visit places all over the world
Natural World Facts - incredibly high quality documentaries on the deep ocean, every time nwf uploads is worth celebrating
Tally Ho A boat builder named Leo Sampson rebuilding a wooden sailing yacht with an incredible love for detail. Started seven years ago with a wreck, and is now finally sailing!
Escape to rural France An English gardener rebuilds a French castle that had burned down 40 years ago.
Cutting Edge Engineering For those who love “Inheritance Machining” - Curtis does machining of large parts professionally and commercially.
Outside of large channels with millions of subs that now only get thousands of views, Stumpt in general for clean fun and HeroVoltsy for their pokemon fangame/rom hack content. Voltsy’s how I discovered almost every single pokemon fangame I have ever played.