When the Spanish arrived, they divided Peru into three main regions: the coastal region (11.6% of Peru), that is bounded by the Pacific Ocean; the highlands (28.1% of Peru), that is located on the Andean Heights, and the jungle, that is located on the Amazonian Jungle (Climate of Peru). But Javier Pulgar Vidal (), a geographer who studied the biogeographic reality of the Peruvian territory for a long time, proposed the creation of eight Natural Regions. In 1941, he presented his thesis "Las Ocho Regiones Naturales del Perú" at the III General Assembly of the Pan-American Institute of Geography and History.
These eight Peruvian regions are:
The Peruvian geographer Javier Pulgar Vidal divided Peru in 8 regions (traditionally, it was costa, sierra and selva):
Map from República del Perú - Instituto Geográfico Nacional
Tropical and subtropical moist broadleaf forests
Montane grasslands and shrublands
Explanations:
Altitudinal zonation: Kallawaya Region, around Charazani, Bolivia (border to Peru).
Watershed around Lake Titicaca, Arequipa, Puno and Cusco
Costa - Sierra - Selva
Rupa-Rupa - High Rain forest
Mist forest (2,500 m)