bank . ▁ ▁His ▁definition ▁of ▁the ▁northern ▁boundary ▁was ▁quickly ▁challeng ed ▁by ▁Robert ▁D ixon ▁and ▁Peter ▁S utton ▁who ▁stated ▁that ▁the ▁northern ▁boundary ▁was ▁fla wed , ▁with ▁its ▁stretch ▁from ▁Mount ▁Gar net ▁to ▁the ▁Herbert ▁River ▁actually ▁being ▁in ▁War ung u ▁territory . ▁ ▁S utton ▁( 1 9 7 3 , ▁p .   1 4 ) ▁describes ▁G ug u ▁Bad h un ▁country ▁in ▁the ▁following ▁way : ▁The ▁G ug u ▁Bad h un ▁inhab ited ▁the ▁Upper ▁Bur de kin ▁( on ▁both ▁sides ▁of ▁the ▁river ), ▁north ▁to ▁M ead ow bank , ▁Glen hard ing ▁and ▁W air una ▁St ations , ▁where ▁they ▁had ▁their ▁border ▁with ▁the ▁War ung u . ▁Their ▁southern ▁border ▁was ▁the ▁Clar ke ▁River , ▁about ▁where ▁it ▁joins ▁the ▁Bur de kin . ▁There ▁they ▁met ▁the ▁G ud jal . ▁These ▁three ▁tribes , ▁running ▁north ▁to ▁south , ▁formed ▁something ▁of ▁a ▁unity . The ▁landscape ▁of ▁G ug u ▁Bad h un ▁country ▁was ▁formed ▁through ▁la va ▁flows ▁from ▁Kin r ara ▁vol cano , ▁which ▁er upt ed ▁ 7 0 0 0 ▁years ▁ago . ▁The ▁country ▁cent res ▁on ▁a ▁region ▁known ▁as ▁the ▁Valley ▁of ▁L ago ons . ▁The ▁region ▁gets ▁its ▁name ▁from ▁a ▁number ▁of ▁vast , ▁but ▁shall ow , ▁l ago ons ▁near ▁the ▁Bur de kin ▁River . ▁Some ▁of ▁these ▁l ago ons ▁dry ▁out