Dhaka, Aug. 30 -- The winners of the award were announced at Kazan in Russia on Thursday, Aga Khan Development Network said on its website.The winners that include five other structures in Bahrain, Palestine, Russia, Senegal and the United Arab Emirates will share $1 million between them.They will be handed over the awards at a ceremony in Kazan later.The modular structure of Arcadia Education Project in Keraniganj incorporates space for a preschool, a hostel, a nursery and a vocational training centre, taking a novel approach to a riverine site that is often flooded for five months every year.Rather than disrupting the ecosystem to create a mound for building, the architect devised the solution of an amphibious structure that could sit o...