|Lords of Light and Thunder|
Dungeons & Dragons, Video Games (often in Japanese), reading (the list of Star Trek books read by me is staggeringly impressive), and any other nerdy thing you can name.
I've done it.
With nerds, yes we can smell our own, but some of us, are spectacular at hiding their nerdiness. Robert Plant is one of those guys.
One of the forefathers of metal was an epic level fan of Lord of the Rings and The Hobbit. How many different nerdy things did Black Sabbath deal with? (Yes, Mythology in general is another wonderfully nerdy pursuit.) Who can forget, Ronnie James 'MF' Dio...
The symbol of Dungeons & Dragons metal?