see more

CAIRO, EGYPT - DECEMBER 18: An interior view of the Al-Rifai Mosque, that houses the remains of several of Egypt's modern monarchs including King Fuad I and Farouk I, and Iran's last Shah Mohammad Reza Pahlavi, and the Egyptian Khedive Ismail Pasha's wives, located in the Salah Al-Din Al-Ayoubi Citadel, in Cairo, Egypt on December 18, 2021. (Photo by Stringer/Anadolu Agency via Getty Images)

CAIRO, EGYPT - DECEMBER 18: An interior view of the Al-Rifai Mosque, that houses the remains of several of Egypt's modern monarchs including King Fuad I and Farouk I, and Iran's last Shah Mohammad Reza Pahlavi, and the Egyptian Khedive Ismail Pasha's wives, located in the Salah Al-Din Al-Ayoubi Citadel, in Cairo, Egypt on December 18, 2021. (Photo by Stringer/Anadolu Agency via Getty Images)

see more

CAIRO, EGYPT - DECEMBER 18: An interior view of the Al-Rifai Mosque, that houses the remains of several of Egypt's modern monarchs including King Fuad I and Farouk I (seen), and Iran's last Shah Mohammad Reza Pahlavi, and the Egyptian Khedive Ismail Pasha's wives, located in the Salah Al-Din Al-Ayoubi Citadel, in Cairo, Egypt on December 18, 2021. (Photo by Stringer/Anadolu Agency via Getty Images)

CAIRO, EGYPT - DECEMBER 18: An interior view of the Al-Rifai Mosque, that houses the remains of several of Egypt's modern monarchs including King Fuad I and Farouk I (seen), and Iran's last Shah Mohammad Reza Pahlavi, and the Egyptian Khedive Ismail Pasha's wives, located in the Salah Al-Din Al-Ayoubi Citadel, in Cairo, Egypt on December 18, 2021. (Photo by Stringer/Anadolu Agency via Getty Images)

see more

CAIRO, EGYPT - DECEMBER 18: An exterior view of the Al-Rifai Mosque, that houses the remains of several of Egypt's modern monarchs including King Fuad I and Farouk I, and Iran's last Shah Mohammad Reza Pahlavi, and the Egyptian Khedive Ismail Pasha's wives, located in the Salah Al-Din Al-Ayoubi Citadel, in Cairo, Egypt on December 18, 2021. (Photo by Stringer/Anadolu Agency via Getty Images)

CAIRO, EGYPT - DECEMBER 18: An exterior view of the Al-Rifai Mosque, that houses the remains of several of Egypt's modern monarchs including King Fuad I and Farouk I, and Iran's last Shah Mohammad Reza Pahlavi, and the Egyptian Khedive Ismail Pasha's wives, located in the Salah Al-Din Al-Ayoubi Citadel, in Cairo, Egypt on December 18, 2021. (Photo by Stringer/Anadolu Agency via Getty Images)

see more

CAIRO, EGYPT - DECEMBER 18: An interior view of the Al-Rifai Mosque, that houses the remains of several of Egypt's modern monarchs including King Fuad I and Farouk I, and Iran's last Shah Mohammad Reza Pahlavi, and the Egyptian Khedive Ismail Pasha's wives, located in the Salah Al-Din Al-Ayoubi Citadel, in Cairo, Egypt on December 18, 2021. (Photo by Stringer/Anadolu Agency via Getty Images)

CAIRO, EGYPT - DECEMBER 18: An interior view of the Al-Rifai Mosque, that houses the remains of several of Egypt's modern monarchs including King Fuad I and Farouk I, and Iran's last Shah Mohammad Reza Pahlavi, and the Egyptian Khedive Ismail Pasha's wives, located in the Salah Al-Din Al-Ayoubi Citadel, in Cairo, Egypt on December 18, 2021. (Photo by Stringer/Anadolu Agency via Getty Images)