Wilpattu National Park (Willu-pattu; Land of Lakes) is a park located on the island of Sri Lanka. The unique feature of this park is the existence of "Willus" (Natural lakes) - Natural, sand-rimmed water basins or depressions that fill with rainwater. Located in the Northwest coast lowland dry zone of Sri Lanka. The park is located 30 km west Anuradhapura and located 26 km north ofPuttalam (approximately 180 km north of Colombo). The park is 131, 693 hectares and ranges from 0 to 152 meters above sea level. Nearly sixty lakes (Willu) and tanks are found spread throughout Wilpattu. Wilpattu is the largest and one of the oldestNational Parks in Sri Lanka. Wilpattu is among the top national parks world-renowned for its leopard (Panthera pardus kotiya) population. A remote camera survey was conducted in Wilpattu from July to October 2015 by the Wilderness & Wildlife Conservation Trust. A sample of forty nine individual leopards were photo-captured in the surveyed area and the core area density was between that of Yala National Park's Block I and Horton Plains National Park.
The Mahavansa records that in 543 BC Prince Vijaya landed at Tambapanni now known as Kudrimalai Point (Horse Point), married Kuweni and founded the Sinhala nation. In 1905 the area was designated a sanctuary and in 1938 it was upgraded to the National Park status.