Well, allow me to introduce you to a band I love, an underground act from Italy that has a unique blend of metal, folk, rock and gothic elements, all combined in an unique way with awesome lyrics that are difficult even for italians!
Here you may get to know Arcana Opera, don't let the very minor and occasional harsh vocals here and there deny you the pleasure to experience the singer's fenomenal voice.
This is a big epic, a 7 minute oriental journey, Caffè Marco Polo:
https://www.youtube.com/watch?v=NNbV15NzL2UThis is a more straightforward but still complex tune, La Danza della Forca (The Dance of the Gallows):
https://www.youtube.com/watch?v=LK5YVQr3M4oAnd this is from their debut album, marketed as a solo album by the singer who wrote it all by himself, and that would later would adopt the name of the album (Arcana Opera) for the band... an anthemic piece as you can get in latin:
https://www.youtube.com/watch?v=NCM0rE6utkw