The Masukiye Gul Mosque was built in 1992 in the Maşukiye area. It is considered one of the main mosques in Kocaeli Province. It is characterized by its simple architecture in the Ottoman style. It includes a minaret, a large central dome, and a spacious prayer hall. Inside it is a group of distinctive Islamic inscriptions and decorations. The mosque has a large courtyard and some lush plants and trees.