Falavarjan township is one of the old and historical regions of the province. It was called Balavarjan due to construction of a bridge across Zayandeh Rood in Safavid time. Then it was named Falavarjan as it is named today. Among the most important historical and eye-catching sites of this city it can be pointed out to Paykaran mausoleum and historical mosque of Oshtorjan village.