Bengal (both Bangladesh and West Bengal of India), which is a deltaic region includes one of the most heavily populated concentrations of Muslims in the world and is isolated from the core land of Islamic civilization. Almost three quarters mosques were built in Bengal during independent Sultanate period (1342 to 1576). The characteristics of these mosques have changed a lot over time compared to the typical features of Islamic architecture. The architectural historians are trying to classify and differentiate the features of Islamic architecture based on the climate, geography and the...