The Río Serrano flows through the heart of Torres del Paine National Park in Chilean Patagonia, offering a world-class fishing experience in one of the planet's most dramatic landscapes. This freestone river originates from the Tyndall Glacier and winds its way through the park's iconic valleys before emptying into the Última Esperanza Sound. It is renowned for its pristine waters and the opportunity to catch large, powerful fish against a backdrop of granite towers, glaciers, and expansive grasslands. The river is managed within the national park framework, ensuring careful conservation of its fishery while providing anglers with a truly remote and wild adventure.