UGrade 7 uhambe nohambo oluya e-Confluence ngoLwesibili olwedlule njengengxenye yeProjekthi yabo yeRivers and Ancient Civilizations Project. Babephenya i-Rhône kanye ne-Saône emsebenzini wokucwaninga oziqondise wona, ngakho-ke sathatha isinqumo. uhambo ukuyobona imifula emibili mathupha.
UMnu Dunn weza ukuzonikeza inkulumo mayelana nokucwiliswa, noma ukulawulwa, kwe-Rhône - iphrojekthi eyenziwa ukusiza ukunqanda izikhukhula kanye nomonakalo owadalwa esikhathini esidlule. Iqiniso elimangalisa kakhulu liwukuthi iRhône ineminyaka engaba ngu-5,000,000 XNUMX XNUMX ubudala!