7 9 1   km 2 , ▁and ▁sp ans ▁four ▁provinces : ▁West ▁Sum atra , ▁J amb i , ▁Beng k ulu , ▁and ▁South ▁Sum atra . ▁ ▁Geography ▁ ▁It ▁is ▁located ▁between ▁ 1 0 0 ° 3 1 ' 1 8 " E ▁- ▁ 1 0 2 ° 4 4 ' 0 1 " E ▁and ▁ 1 ° 0 7 ' 1 3 " S ▁- ▁ 3 ° 2 6 ' 1 4 " S . ▁ ▁The ▁park ▁area ▁includes ▁a ▁large ▁part ▁of ▁the ▁Bar isan ▁mountain ▁range , ▁which ▁form ▁the ▁western ▁sp ine ▁of ▁Sum atra ▁island ▁and ▁includes ▁the ▁highest ▁peak ▁in ▁Sum atra , ▁Mount ▁Ker inci ▁( 3 , 8 0 5 ▁m ), ▁one ▁of ▁more ▁than ▁five ▁active ▁vol cano es ▁in ▁the ▁national ▁park . ▁This ▁mainly ▁mont ane ▁park ▁includes ▁hot ▁spr ings , ▁rivers ▁with ▁rap ids , ▁c aves , ▁scen ic ▁water falls , ▁and ▁the ▁highest ▁cal der a ▁lake ▁in ▁S out heast ▁Asia ▁- ▁Lake ▁Gun ung ▁Tu ju h , ▁while ▁the ▁Great ▁Sum at ran ▁fault ▁runs ▁through ▁the ▁national ▁park ▁making ▁the ▁area ▁of ▁great ▁interest ▁to ▁ge olog ists . ▁The ▁park ▁completely ▁enc ir cles ▁the ▁populated ▁Ker inci ▁valley . ▁ ▁Flora ▁and ▁fa una ▁The ▁park ▁is ▁home ▁to ▁diverse ▁fl ora ▁and ▁fa una . ▁ ▁Over ▁ 4 , 0 0 0 ▁plant ▁species ▁have ▁been ▁identified ▁to