The National Archives & National Library of Djibouti is the main museum in the city. For much of its recent history, the town was characterized by roadside markets and small shops that sold a wide variety of goods. The culture of Djibouti has evolved under the influence of many different peoples, cultures and civilizations throughout history, including Somali, Afar, Yemeni and French traditions. The capital city is home to a large number of mosques incorporating various architectural styles, which date from different historical periods. Five times a day, Muslims are called to prayer from the minarets of the city's many mosques. Additionally, the local opera is a traditional form of musical theater well known throughout the nation. The Djiboutian attire is typical of other countries in the Horn of Africa.