ma a ▁in ▁the ▁town ▁of ▁Then ia ▁is ▁another ▁arch ae ological ▁site ▁that ▁was ▁wonder fully ▁preserved ▁until ▁the ▁middle ▁of ▁the ▁sixth ▁century . ▁ ▁The ▁Ber ber ▁populations ▁who ▁lived ▁around ▁these ▁arch ae ological ▁sites ▁before ▁the ▁French ▁colon ization ▁preserved ▁this ▁cultural ▁her itage ▁and ▁identity . ▁ ▁The ▁location ▁of ▁these ▁arch ae ological ▁sites ▁on ▁the ▁banks ▁of ▁O ued ▁Is ser ▁and ▁O ued ▁Sé ba ou ▁as ▁well ▁as ▁on ▁the ▁Mediter rane an ▁coast ▁makes ▁it ▁possible ▁to ▁class ify ▁the ▁wil aya ▁of ▁Bou mer d ès ▁among ▁the ▁rich ▁arch ae ological ▁nich es ▁in ▁Al ger ia . ▁ ▁During ▁the ▁past ▁centuries , ▁the ▁various ▁flo ods ▁of ▁the ▁O ued ▁Is ser ▁and ▁the ▁O ued ▁Sé ba ou , ▁among ▁other ▁w ad is ▁of ▁Bas se ▁Kab yl ie , ▁have ▁caused ▁the ▁overflow ▁of ▁these ▁rivers ▁to ▁have ▁buried ▁the ▁Num id ian ▁cities ▁under ▁the ▁s ilt ▁and ▁the ▁mud ▁carried ▁by ▁the ▁tor r ents . ▁ ▁With ▁a ▁depth ▁of ▁about ▁ 3 ▁meters , ▁there ▁have ▁been ▁several ▁discover ies ▁in ▁the ▁wil aya ▁of ▁Bou mer d ès ▁including ▁many ▁remains ▁and ▁arch ae ological ▁sites ▁which ▁were ▁un ear th ed ▁in ▁ 2 0 0 9 . ▁ ▁In ▁the ▁village ▁of ▁Ben i ▁H ' m ida ▁in ▁the ▁town ▁of ▁Leg ata , ▁rem n ants ▁of ▁a ▁statue ▁were ▁found ▁alongside ▁flat ▁metal ,