Preferably instrumental tracks, but I'm open to ones with vocals. Here's a prime example of the sound I'm looking for:
[youtube]http://m.youtube.com/watch?v=2mzQYfRqbw4&desktop_uri=%2Fwatch%3Fv%3D2mzQYfRqbw4[/youtube]

Edit: apologies for the link, I'm on an iPod. The song is "the prophet" by power metal band Aethra.