canoes hollowed out of wood are moored at the entrance to the cave.

water river rock coast vehicle shore bay boat cliff boating waterway nature canoes hollowed wood moored entrance cave overhangs red-brown green vegetation steep bank blue sky clouds madagascar manambolo riverboat traditional boat wooden transportation hollowed-out hollowed overhangs cliffs riverbed malagasy tourism rock geology red riverbank overhang vault manambolo bank limestone madagascar riverside water reddish clouds vegetation rocky geologic excursion green shore river ethnic entrance coastal coast cliff exit cave canyon canoe calm brown sky blue bekopaka