The book, which is a continuation of the monograph "Anatolian Mosque of the 11th-15th Centuries" published in 2017, examines in detail the architecture of Muslim religious buildings of the Ottoman Empire from the 14th to the beginning of the 20th centuries. Special attention is paid to the addition and development of the architectural type of the "large Ottoman mosque," which has become a kind of "visiting card" of the entire Ottoman culture. The place of the architect Sinan's workshop in the history of Ottoman and Muslim cult architecture in general, the adaptation of Ottoman architecture of the 18th-19th centuries. European models, the search for a national style in the construction practice of the last decades of the Ottoman state. Many considered monuments are attracted to the study of the history of Ottoman cult architecture for the first time.