Related Clues:

• See 5-Down
• Christie's 'Death on the ___'
• Egypt's main water supply
• Aswan Dam locale
• Bank-washer in Cairo
• 'Cleopatra' backdrop
• Rosetta's river
• Cataract site
• Site of annual floods
• Blue shade
• 'Blue' or 'White' river
• Africa's longest river
• Sight in Memphis
• It rises in Lake Victoria
• Lake Nasser feeder