this historical site of the tokar dara archaeology site in the najigram valley

swat khyber pakhtunkhwa pakistan suvastu suhoto gandhara udyana tokar dara najigram stupa monastery buddhist buddha archaeology treasure hunter robbed destroy hemisphere dome gumbatuna gumbat antiquities dugout barikot artefact kushan hindu shahi bazira najirgram vihara museums complex religion site tourism place architecture temple archeology civilization history ruin kpk buddist century rocks stones monument historical valley