First off, permaculture is not really a new style of growing invented by Bill Mollison in the 1970s, and often when it is taught it fails to acknowledge similar indigenous ways of planting that long preceded it.
@luandro writes about this in this post.
While being aware of its limitations, I still feel drawn to learn from it, and here are some resources I've encountered.
These two videos from a agroforest in new zealand, one from 23 years, and one from five years later:
Amazing 23-Year-Old Permaculture Food Forest - An Invitation for Wildness https://m.youtube.com/watch?v=6GJFL0MD9fc
Magical 28-Year-Old Permaculture Food Forest – Growing Wild Together https://m.youtube.com/watch?v=mdi_9o92XcU
30 years self-reliant: family $10K/year homestead & dugout
wilmar's gaerten in berlin