It is considered one of the finest examples of mosques in Ottoman Baroque style. It was built by architects Mustafa Ağa and Simon Kalfa from the order of Sultan Mahmut I and completed by his brother and successor Sultan Osman III. The architects adopted Baroque architectural elements, the mosque is also distinctive with the absence of an ablution fountain (Turkish: şadırvan).
Nuruosmaniye Mosque is located near the entrance to the Kapalıçarşı (Grand Bazaar).
Information from Wikipedia.
The Historic Areas of Istanbul are a UNESCO World Heritage Site.
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