Hagia Sophia Mosque in Istanbul is a stunning blend of history, architecture, and spirituality. Visitors are greeted by its magnificent Byzantine dome, towering minarets, and intricate marble facades. Inside, you'll admire exquisite mosaics, massive calligraphic panels, and richly adorned arches. The central dome, with its ethereal light, creates a serene atmosphere. As a functioning mosque, you’ll witness the blend of past and present, with prayer areas and historical relics coexisting. Explore the remnants of Christian frescoes that highlight the building's history as a cathedral before its conversion. Non-Muslims can visit the second floor and from second floor's balcony they can see the first floor and prayers.