What are Your Favorite Fly Tying Websites and YouTube Tying Channels?

Some of mine

RiverKeeper Flies
https://www.johnkreft.com/fly-patterns-3
Has pattern references and other info.

The One Fly
http://theonefly.com/wordpress
Has some amazing pictures of fly patterns

Soft Hackles, Tight Lines
http://softhacklepatternbook.blogspot.com
Has soft hackle patterns

tightlinevideo YouTube channel
https://www.youtube.com/user/tightlinevideo/featured
Tim is such an efficient fly tier.

Mark H.