Sierra Gorda, Biosphere reserve in Querétaro, Mexico.

This protected area covers a wide range of elevations and climates across central Querétaro state. The terrain shifts from dry lowlands through oak woodlands to moist upland forests.

The region gained protected status in the late 1990s after local conservation groups campaigned for recognition. Federal authorities worked with community leaders to establish boundaries and management plans.

The Sierra Gorda marks the far west of the La Huasteca region. Its five Franciscan missions, built in the mid-18th century as the last stage of evangelization in interior Mexico, were declared a UNESCO World Heritage Site in 2003. Local dishes include serrana cecina, acamayas river prawns and zacahuil tamales.

Trails connect different elevation zones and habitats within the reserve. Drier months generally offer clearer views and easier access, while summer rains can make some routes harder to navigate.

The northernmost tropical vegetation on the continent grows here in sheltered valleys and canyons. More than three hundred bird species use these varied habitats throughout the year.