Among the living manifestations present in the Islamic heritage, in addition to the artistic industries and historical monuments referred to above, are a group of social institutions such as the endowment for the houses of God, the bookcases, the houses of science and charity, and even the animals. Among the cultural institutions are schools, Koranic schools, universities and bookcases. As well as a group of religious manifestations and social traditions, such as the celebration of religious holidays and seasons.