Although Åkerfeldt believed the band could not finish both albums , Opeth completed `` Deliverance '' and `` Damnation '' in just seven weeks of studio time , which was the same amount spent on `` Blackwater Park '' alone .
Although Åkerfeldt first believed the band could not finish both albums , Opeth completed `` Deliverance '' and `` Damnation '' in just seven weeks of studio time , which was the same amount spent on `` Blackwater Park '' alone .