Bitlis, in the south part of the Eastern Anatolia Region and west of Van Lake, is the oldest settlement of the region. Bitlis is virtually a ‘’ Heaven on Earth ‘’, with Nemrut Mountain and Nemrut Crater Lake, the unique natural wonders of Turkey’s largest volcano, Van Lake, where Tatvan-Ahlat-Adilcevaz districts are covered in a crescent, many other small and big lakes, Süphan Mountain, Five Minarets, its healing waters, hot springs, the white image in winter and lush green image in the summer, and hospitable people. With a population of around 350,000, Bitlis has 6 districts (Tatvan, Adilcevaz, Ahlat, Güroymak, Mutki, and Hizan) 8 towns, 334 villages, and 299 hamlets. The city takes its name from commander Bedlis who built the castle in the city for Alexander the Great, the King of Macedonia. Bitlis has hosted Persian, Assyrian, Byzantine, Seljuk, and Ottoman civilizations throughout history and became a province after the declaration of the Turkish Republic. The first settlement in the region is thought to have started with Urartian. The obsidian (natural glass) deposits in the Süphan and Nemrut Mountains in the city indicate that the history of the region extends indirectly to the Neolithic (New Stone) Age. Bitlis, which became an important place during the Anatolian raids of the Turks starting with the 11th century, and which hosted the Sultan Alparslan and the Seljuk army in Ahlat, became the gate of the Turks to Anatolia. Museum Kent Bitlis, which hosts many civilizations, is a treasure of history with its cultural and natural assets and various historical monuments which are kept up to date.