Fountains under pointed arches are set into the east and south outer walls of this mosque in central Bolu — the one feature the provincial directorate singles out.

According to its inscription, the mosque was built in 1750 by Silahtar Mustafa Ağa. The plan is rectangular and the roof is timber.

When to go

Climate
Across Bolu as a whole, monthly mean temperatures run from 0.6 °C in January to 20 °C in August; the mean stays between 15 and 25 °C in June, July, August and September; rainfall is heaviest in May (61 mm) and lightest in August (24 mm). Long-term means for 1929-2025 from the Turkish State Meteorological Service (MGM).Checked: September 22, 2026