PrimeWire

You can now watch the entire Know Your Mushrooms movie online in high-definition quality, complete with English subtitles for a better viewing experience. Best of all, there’s no need to download anything—simply stream it directly from your device anytime, anywhere.

It contains testimonies from mushroom experts, scenes from the mushroom festival in Colorado, extracts from old educational films and old cartoons which make references to mushrooms (just like on his previous work "Grass"). He covers different mushroom purposes (for cooking, for tripping, for medicine, for environmental benefits) without dragging very deep into each one, it just give you a general and superficial outlook