Recently, my O-friends have found some orienteering musics that may amuse you during your trainings:
"You and Me" by Nick Manfredi
You can download the music at http://www.nicolamanfredi.it/
Then you have some Norweigian orienteering students singing falsetto at
Not O'related, another fantastic and inspiring song is the theme from the Olympic Games "Forever friends". If you aren't in the mood to go for a run, just watch this videoclip.