One of the oldest and most beautiful structures of Shooshtar is the Sika Water Mills. It is an area with small rooms and narrow corridors, alongside which streams of water canals are observed.
It has outlets to the Gerger River. In these mills the high pressure of water current from up to down, move the wheels for grinding the wheat. In summers a pleasant drizzling wind blowing in the Sika rooms which creates a cool recreational place for people of Shooshtar.