NRK on the very excellent concept festival 'Music Under Oslo' where bands set up and play in the subway stations: http://www.nrk.no/musikk/3727276.html (in Norwegian)
It appears that the idea is being exported for use around Europe.
NRK on the very excellent concept festival 'Music Under Oslo' where bands set up and play in the subway stations: http://www.nrk.no/musikk/3727276.html (in Norwegian)
It appears that the idea is being exported for use around Europe.