The city is the site of Diori Hamani International Airport , the National School of Administration , and Abdou Moumouni University of Niamey . The city is also the site of Diori Hamani International Airport , the National School of Administration , Abdou Moumouni University , the Higher Institute of Mining , Industry and Geology which lies on the right bank of the river , and many institutes ( Centre numÃ rique de Niamey , IRD , ICRISAT , Hydrologic Institute , etc. ) AMU has seen a number of protest actions over the years , including the 2006 Abdou Moumouni University protests .