Uniqueness of geographical landscapes are a blessing in disguise for the modern era. Among the uniqueness of landscapes the wetland holds immeasurable and exemplary value, where the very existence of Wetland considered a blessing for any landmarks. The uniqueness of the wetland not just limited to its significance in massive and varied bio-diversity, but in its role as the progenitor of the environmental purification and sustainability agents as well as its capacity as a holder and generator that houses and preserves the enormous bio-diversity including endemic Flora and fauna of both land and water based spectrum. The Baddegana Wetland Park is the most excellent and suitable example for the wetland that act as a purifier agent that survive in a heart of a urban region – the Colombo – Baddegana. The Wetland Park stretches over 18 hectares of landmass domesticating and housing many species both native and endemics. In a region like Colombo where extreme urbanization undergoing, the Baddegana Wetland Park can be considered blessing endowed by the nature for the rapidly declining region. The Baddegana Wetland Park is situated in the heart of Colombo and houses many Flora and fauna which includes over 80 species of endemic birds, butterflies dragonflies as well as mammals native to Sri Lanka. Baddegana Wetland acts as its capacity as a sanctuary they shelters foreign and migrant birds giving them the space to recuperate specifically in the migrant seasons stretch over August to April. Baddegana Wetland is not just a nature gift of wide variety of natural phenomenon happens, but also a careful manicured structured architectural paradise in the middle of Colombo city. The elements of nature, the engineering factors and the designs incorporated in structure have seamlessly integrated into a breathtaking scenery which do not interrupt the natural flow and phenomenon of the sanctuary. The hardworking of the environmentalists and engineers as well as scientists was able to maintain the nature, the beauty and the practicality of the wetland, giving unique attributes to the already impressive nature's creation.