Al-Nasir Muhammad Mosque, dating back to the 14th century, is a gem of the so-called Mamluk Architecture. This style got its name from the Mamluk Sultanate, a dynasty ruling from 1250 to 1517. Two beautifully decorated minarets as well as its richly decorated interior are definitely worth seeing.
Wikipedia https://en.wikipedia.org/wiki/Al-Nasir_Muhammad_Mosque
Address El Matthaf El Harby El Qawmy Street, Cairo, Egypt
Coordinates 30°1'44.989" N 31°15'39.026" E