Possible Clues:

• Land of pyramids
• Country hosting November's UN Climate Change Conference (COP27)
• Land of the lower Nile
• Land mentioned in the spiritual 'Go Down, Moses'
• Nile's northernmost country
• Only African/Asian nation
• Pharaoh's land, once
• Home of Pharaohs
• Anguish at heart of alien realm
• Those playing rugby leap, but only the backs land