Aminiha Mansion and Hosseiniyeh is a beautiful luxurious house in Qazvin which was built in the west of Dezej River by Haj Mohammad Reza Amini, one of wealthy merchants of Qazvin. The most beautiful part of the house consists of three parallel halls which are connected through beautiful Orosis. Having nine spans of Orosis and colorful windows, the southern hall is an art masterpiece.