The term 'Nile Peril' refers to the dangers posed by the Nile River, which is the longest river in the world. The crossword solutions for this term are ASP, which stands for Aswan High Dam. This dam was built in Egypt in the 1960s and is located on the Nile River. It is a major source of hydroelectric power and helps to control flooding in the region. The dam also provides irrigation for agricultural purposes.