Official Website: http://painofsalvation.com/
Pain Of Salvation is a progressive metal band. Their sound is characterised by powerful, accentuated guitar-riffs, broad vocal range, abrupt switching between heavy and calm passages. Like many prog-bands out there, Pain Of Salvation's albums are concept-based.
Below is the Live performance of "Iter Impius" off their 2005 Concert DVD "BE"