Toyserkan is a city located about 100 km south of Hamadan, at west of Iran. It is the outcome of the merger of three old villages Toy, Serkan and Shekan. However, it was formerly called Roud Avar. Latter was ruined in the invasion of the Mongols and its people fled to those three village. The ancient hills of Baba Kamal, Roudlar, Shahrestaneh, the remains of a Sassanid city in Velashjerd, the Saljuk Dome named after prophet Habakuk, the Safavid building of Shaykh Ali Khani School and the Qajar period’s covered bazaar, are all indicative of Toyserkan’s historical background