There are countless theories, but the true reason for the disappearance of ancient civilizations remains unknown.
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Ðɛr ɑːr ˈkaʊnt.ləs ˈθiː.ə.riz bʌt ðə truː ˈriː.zən fɔːr ðə ˌdɪs.əˈpɪr.əns əv ˈeɪn.ʃənt ˌsɪv.ɪ.laɪˈzeɪ.ʃənz ˌrɪˈmeɪnz ˌʌnˈnoʊn. Zèr ar kaountleus sieuriz beut zeu trou rizeun for zeu diseupireuns euv éincheunt sivilaïzéicheunz riméinz eunnôn.
Il existe d'innombrables théories, mais la véritable raison de la disparition des civilisations anciennes reste inconnue.
Ðɛr ɑːr ˈkaʊnt.ləs ˈθiː.ə.riz bʌt ðə truː ˈriː.zən fɔːr ðə ˌdɪs.əˈpɪr.əns əv ˈeɪn.ʃənt ˌsɪv.ɪ.laɪˈzeɪ.ʃənz ˌrɪˈmeɪnz ˌʌnˈnoʊn. Zèr ar kaountleus sieuriz beut zeu trou rizeun for zeu diseupireuns euv éincheunt sivilaïzéicheunz riméinz eunnôn.