Islam mosque is an important religious site for Muslim communities around the world. This is not only a place of sacred worship, but also a place where community activities and educational activities take place. Islam mosques is known for its four striking and impressive architectural styles. Each type of architecture has its own origin and characteristics depending on the geographical location, history and culture of each area. Besides, the Islamic art in the Islam cathedral flourished. The lines of Arab calligraphy, geometric motifs or botanical patterns all achieve a harmonious beauty, symmetry and high aesthetic value. The article analyzes the origins and characteristics of Islamic architecture and art of the mosque to emphasize the important place of the cathedral in Muslim community life.