San Guillermo National Park

Welcome, dedicated scholars and adventurers, to San Guillermo National Park, an environment of extremes situated in the high Andes of the San Juan province. Encompassing an area of one hundred and sixty thousand hectares, this…

To understand how life is sustained in the hyper arid environment of San Guillermo, we must first analyze the Vegas. The Vegas are high altitude wetlands, acting as the fundamental life support system of the entire Puna ecosystem. …

San Guillermo was fundamentally established to protect the largest assembly of vicunas in Argentina. These elegant, wild camelids are the defining fauna of the high plains, and their biology and social structure offer a…

In every balanced ecosystem, an apex predator plays a critical role in regulating prey populations. In San Guillermo, this position is held unequivocally by the puma. …

Beyond the charismatic megafauna, San Guillermo supports a fascinating array of highly specialized, and in some cases endemic, wildlife. A keen academic eye is required to appreciate these smaller, remarkably adapted creatures. …

The stark wilderness of San Guillermo is not a void untouched by humanity; rather, it is an extensive archaeological archive. The academic study of this region reveals a continuous human presence spanning over eight thousand…

The more recent historical epochs of San Guillermo involve dramatic interventions by both pre Columbian empires and modern industry. In the late fifteenth century, the expanding Inca Empire entered this region. …

As our demanding expedition through San Guillermo National Park comes to an end, we must take stock of the profound lessons this extreme environment imparts. We have navigated the physiological challenges of the thin air and…