Ak-Mosque ("White Mosque") was built by order of Anush-khan (1663-1687) in the middle of the 17th century. This is a small district mosque situated near Palvan- darvaza gates. The winter building with a prayer hall has a white conical dome. The mosques' mihrab is in the very middle of the southern wall. A column aivan sur­rounds three sides of the winter hall. Win­dows of the mosque are decorated with Ganch lattices. Epigraphic and ornamental carving covers the doors. They have inscriptions showing the date—1838-1842 and masters' names—Nur Muhammad son of Adin Qalandar and Qalandar son of Seyid Muhammad.