The royal botanical garden at Peradeniya is undoubtedly the most beautiful botanical garden in Srilanka. The kings who ruled the Kandyan kingdom long ago, built and maintained this place. Peradeniya botanical garden is very close to the city of Kandy. The distance between the Kandy city and Peradeniya botanical garden is only 5 km. This is one of the most visited tourist destinations in the country and annually it gets around two million tourists. This amazing garden is close to the Mahaweli River which is the longest river in Srilanka. The collection of orchids in Peradeniya Botanical Garden are very special. This garden has nearly 4000 species of plants, orchids, spices, medicinal plants as well as palm trees.