Situated at Colombo suburb and facilitate to learn specially on wetland ecosystems. The center has built in a site formerly used as solid waste dump site. Facilitate for 50 nos. individuals at a time. Conduct programs for school children as well as other target groups on the importance of wetland eco-systems their role in maintaining environment balance. Bellanwila – Attidiya provides a nesting place for many migratory birds which are observable in the area during the period from December through February. The Central Environmental Authority conducts combined programs for school children to support various aspects of environment in their education curriculum.