
1) Fort in Sudan 2) Island of the Nile
Found on
https://www.crosswordclues.com/clue/askut

Askut (also known in ancient Egypt as Djer-Setiu) was an ancient Egyptian island fortress in the Middle Kingdom on the Nile, which was built for the purpose of securing the border to Nubia. Since the completion of the Aswan High Dam, the island has been flooded with Lake Nubia. The fort, about 351 kilometers south of Aswan was built by Sesostris I...
Found on
http://en.wikipedia.org/wiki/Askut
No exact match found.