I'm making a map of metal genres to introduce my friends. Am I missing any major genres/influences? : r/Metal
Turns out you can judge a band by its album cover – The Shield Online
The Interactive Metal Genres Graph – the map of Heavy Metal's history!
What are the different subgenres of metal and how do I tell them apart? - Quora
Alignment Chart of Metal Genres : r/AlignmentCharts
Liste von Metalstilen – Wikipedia
Decibel spends an hour in the Interactive Metal Genres Graph - Decibel Magazine
You don't actually hate sub-genres – you hate assholes. – metal stuff
Wery metal metal genres 2 by the-ChooK on DeviantArt
Most Popular Metal Subgenres 1983 - 2019 - YouTube
Metal Genres Rock Music Rock Hard Rock Digital Art by Moon Tees - Fine Art America
Globetrotting History of Metal – Carni Klirs
The 'Big 4' Bands of 17 Metal Subgenres
If Men Were Metal Genres, This Is What They Would Be Like – ASTRAL NOIZE
A guide to Metal subgenres, how accurate is it? : r/MetalForTheMasses
Metal History - Sound of Metal
Globetrotting History of Metal – Carni Klirs
Heavy Metal - TV Tropes
Heavy Metal Culture — Beginner's Guide to Metal Genres
The Complete A-Z of Heavy Metal Subgenres - Lambgoat
The Black Metal Family Tree
Metal Genres Diagram by masHugac on DeviantArt
Heavy Metal Genres Chart | Infographic
Metal Genres Metal Cores — Metal Nerdery
A cool guide to metal music. : r/coolguides
