PILA meaning in International ?

The La Amistad International Park, or in Spanish Parque Internacional La Amistad, formerly the La Amistad National Park, is a Transboundary Protected Area in Latin America, management of which is shared between Costa Rica (Caribbean La Amistad and Pacific La Amistad Conservation Areas) and Panama, following a recommendation by UNESCO after the park's inclusion in the World Heritage Site list in 1983. The park and surrounding Biosphere Reserve is one of the most outstanding conservation areas in Central America, preserving a major tract of tropical forest wilderness. It is world-renowned for its extraodinary biodiversity and endemism.