Whether you'd like to pray or learn about the building's history, Aya Nikola Church is a popular site to visit. Check to see if this special place is open to tourists to experience the calmness inside.
Located in Istanbul City Center, this house of prayer is worth a visit. But you'll find tons more to explore in the area. Blue Mosque, Hagia Sophia, and Topkapi Palace aren't too far away from Aya Nikola Church.