Generally... playing music (and all that's related to that), (early) history, nature, art
doesn't matter
Traditional Folk Music of Europe. Death/Black/Pagan/Doom Metal.
...sometimes like few of em.
no need for it.
Claude Cueni - "Caesars Druid"
Stephen Lawhead - "The Song Of Albion"
Eilthireach - "A' Chuibhle Mhór"
Martha Sills-Fuchs - "Die Wiederkehr der Kelten"
everyone who is brave enough to be who he is.