0 4 ▁exc av ation , ▁arch ae olog ists ▁discovered ▁the ▁remains ▁of ▁a ▁house ▁destroyed ▁and ▁buried ▁by ▁the ▁ 1 8 1 5 ▁er u ption . ▁The ▁site ▁has ▁remained ▁int act ▁beneath ▁three ▁metres ▁of ▁py ro cl astic ▁depos its ▁and ▁provides ▁insight ▁into ▁the ▁culture ▁that ▁van ished . ▁Today , ▁Mount ▁Tamb ora ▁is ▁closely ▁monitor ed ▁for ▁vol can ic ▁activity ; ▁a ▁powerful ▁er u ption ▁would ▁affect ▁millions ▁of ▁Indones ians . ▁The ▁mountain ▁is ▁admin ister ed ▁by ▁the ▁B ima ▁Reg ency ▁in ▁the ▁n ortheast ▁and ▁by ▁the ▁Dom pu ▁Reg ency ▁in ▁the ▁west ▁and ▁south . ▁ ▁Ge ographical ▁setting ▁▁ ▁Mount ▁Tamb ora , ▁also ▁known ▁as ▁T omb oro , ▁is ▁situated ▁in ▁the ▁northern ▁part ▁of ▁S umb awa ▁island , ▁part ▁of ▁the ▁L esser ▁S unda ▁Islands . ▁It ▁is ▁a ▁segment ▁of ▁the ▁S unda ▁Arc , ▁a ▁chain ▁of ▁vol can ic ▁islands ▁that ▁make ▁up ▁the ▁southern ▁chain ▁of ▁the ▁Indones ian ▁arch ip el ago . ▁Tamb ora ▁forms ▁its ▁own ▁pen ins ula ▁on ▁S umb awa , ▁known ▁as ▁the ▁Sang gar ▁pen ins ula . ▁To ▁the ▁north ▁of ▁the ▁pen ins ula ▁is ▁the ▁Fl ores ▁Sea ▁and ▁to ▁the ▁south ▁is ▁the ▁ ▁long ▁and ▁ ▁wide ▁S ale h ▁Bay . ▁At ▁the ▁mouth ▁of ▁S ale h ▁Bay ▁there ▁is ▁an ▁is let ▁called ▁Mo jo . ▁ ▁Besides ▁the ▁se