<prompt> Translate the following text to EnglishIngawa Cairo ina vitongoji vingi vya kisasa na visivyojulikana, wilaya za kale zaidi za Al-Qahira zimehifadhiwa vizuri na zinaonyesha baadhi ya usanifu bora wa kipindi katika ulimwengu wa Kiislamu.  <response>: Though Cairo has many modern and nondescript suburbs, the oldest districts of Al-Qahira are well-preserved and exhibit some of the finest period architecture in the Islamic world. 