Quebrada de Humahuaca, a stunning valley in Argentina's Jujuy Province, is a UNESCO World Heritage site known for its dramatic landscapes and rich cultural heritage. Visitors can explore the charming town of Purmamarca, famous for the Hill of Seven Colors, or wander through the historic streets of Humahuaca. The region offers opportunities for hiking, discovering ancient Inca ruins, and experiencing traditional Andean culture through local markets and festivals.