Karachi houses magnificent Islamic architecture including the grand Masjid-e-Tooba with its single dome structure and the historic Abdullah Shah Ghazi shrine, drawing millions of pilgrims annually. As Pakistan's largest city and former capital, Karachi holds immense significance in the Islamic world, serving as the birthplace of numerous Islamic scholars and the headquarters of major Islamic organizations. The city's diverse Muslim population represents various sects and traditions, creating a rich tapestry of Islamic culture through vibrant religious festivals, traditional crafts, and centuries-old Sufi practices.