Argentina
A cloud forest fills a natural amphitheatre where 300 bird species outnumber yearly visitors.
Parque Nacional El Rey in Salta Province occupies a natural basin — a bolsón — enclosed on all sides by yungas cloud forest, creating a self-contained ecosystem that functions as a geological amphitheatre for one of the most biodiverse patches of forest in Argentina. Three hundred bird species have been documented in 44,000 hectares, and the tapir trails through the park's interior are so well-used that the animals have created a trail system that predates the human one. The park receives fewer than 5,000 visitors a year.
Parque Nacional El Rey was established in 1948 in the Orán Department of Salta Province, protecting 44,000 hectares of yungas subtropical montane forest in the Andean foothills at altitudes between 700 and 2,000 metres. The park's geological setting — a closed basin ringed by mountains — creates a natural humidity trap that supports forest communities typical of much higher altitudes at relatively low elevations, and a flora that includes 175 orchid species and endemic bromeliads found nowhere outside the park. The wildlife includes tapirs, jaguars, ocelots, giant anteaters, spectacled bears, and peccaries — the full complement of yungas megafauna present and documented by camera trap research since 2010. The park has no hotel, one rangers' station, and three marked trails; access from Salta city requires a four-hour drive on sealed and then unsealed road, arriving at a park where the infrastructure is deliberately minimal.
Solo
Parque Nacional El Rey is the park that the Jujuy and Salta yungas have been promising in every approach road — the enclosed basin, the forest so complete it has generated its own trail system, the 300 bird species documented without any commercial birdwatching infrastructure to manage the encounters. Camping inside the park, with tapirs moving through the forest at dawn, is as close to authentic Argentine cloud forest as is currently possible.
Tamales jujeños and empanadas salteñas packed from Salta city sustain multi-day stays in the park.
Wild honey from the yungas forest collected by local beekeepers flavours morning mate.

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