Qala i Kuhna Masjed (Mosque of Qala i Kuhna), Purana Qila, by Unknown Artist, 1541, 16th Century. India, National Capital Territory of Dehli -NCT, Delhi, Delhi, Mosque Qala-i Khuna. All View of the facade of the Mosque of Qala i Kuhna Masjed, Mosque of Qala i Kuhna, in the fortified city of Purana Qila. Every pointed arch of the facade is enclosed framed by a wider spanning arch rhythmic and dynamic balance of the highlighted by the geometric decoration a low dome crowns the composition. Red sandstone with white marble insertions. 2009 photograph.