Vall de Madriu-Perafita-Claror. 28/08/2013; Encamp, Andorra la Vella, Sant Julià de Lòria, Escaldes-Engordany; 4,247 ha; 42°29'01"N 001°36'22"E. Cultural Landscape, UNESCO World Heritage Site. The Madriu-Perafita-Claror valley, encompassing nearly 10% of the national territory, comprises 350 high mountain wetlands which support endangered species of flora and fauna as well as habitats of cultural and ecological interest. These wetlands are all well preserved due to reduced anthropogenic influence on the site. One of the most representative examples is the glacier lake l’estany de l’Illa covering an area of 12.5 ha. The wetland complex offers a very good representation of the biodiversity characteristic of the Pyrenean acid water wetlands. Moreover, it plays a vital role in flood mitigation and is very important freshwater reserves. The whole Vall de Madriu watershed is located within the boundaries of the drinking water supply for the population of Escaldes-Engordany in the lower part of the river catchment. The main activities within the site are related to tourism, mainly hiking from April to November, fishing, hunting and cattle raising during summer. The management plan for the valley was approved in December 2011. Ramsar Site no. 2183. Most recent RIS information: 2013.