and what about this?
http://www.youtube.com/watch?v=yPLZAz5kqG8&feature=relmfu -> polish song
http://www.youtube.com/watch?v=CXfCNE5P6tM&feature=g-like -> (i have a lot of corelli stuff, good for western type castle)
Epic music with choral sing? look at classical opera :
http://www.youtube.com/watch?v=VdhRYMY6IEc&feature=BFa&list=FLT9RtzVUaKtG90-5788PDDw -> Schubert masterpiece.
Wagner, Beethoven, Berlioz and other have also good thing of this kind.
ftp://ftp.royaumesoublies.com/web/music/PurcellKing20ArthurA5S2SongTune_conv.WAV -> Purcell's King arthur tavern song
http://www.youtube.com/watch?v=SSqFSgPzchU&feature=related -> nice Throat song
http://www.youtube.com/watch?v=7iu8i-c-Soo&feature=related -> other mongolian song
http://www.youtube.com/watch?v=RJsRdVKPdXg&feature=related -> idem
http://www.youtube.com/watch?v=LlBax-YI5Nc -> i love this one, i always think of a long travel on horseback
If you shearch Accurate music of XIV to XVI century, look at this musician:
http://www.youtube.com/watch?v=cQmjcyNjuzI&feature=BFa&list=FLT9RtzVUaKtG90-5788PDDw -> Jordy Savall, a great interprète.
http://www.youtube.com/watch?v=T1BGInD1AXI&feature=related ->idem
other accurate music :
http://www.youtube.com/watch?v=4w04D_wuzPE -> Janequin made a choral song about the Battle of Marignan
http://www.youtube.com/watch?v=ezh1dxnwMWQ -> Dowland
http://www.youtube.com/watch?v=HBBheUFWdOM -> josquin Des prez
http://www.youtube.com/watch?v=GGRmSK52SRw -> heinrich Isaac Ala Battaglia (instrumental)
More composer: http://en.wikipedia.org/wiki/Renaissance_music
May be Later: http://www.youtube.com/watch?v=ZXqX891cuXo&feature=related -> chinese song