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Captions
Conical structure covers the nilometer on southern tip of Rhoda Island in the Nile River at Cairo. The structure is modern but the nilometer dates from 715 AD.
{{Information |Description={{en|1=Conical structure over the Nilometer on the southern tip of Rhoda (also Roda, Rodah, Rawda) Island in the Nile River at Cairo. The structure is modern but the Nilometer dates from 861 AD, and can be seen at http://touregy