Puerto Chacabuco

Puerto Chacabuco is the port of entry to Chilean Patagonia's Aysen region — a territory of such profound wilderness that its population density of less than one person per square kilometre makes it one of the most sparsely inhabited areas in the Americas outside the Amazon basin. The port sits at the head of the Aysen Fjord, a deep-water inlet carved by glaciers into the Coast Range of the Andes, and serves as the commercial hub for a region where the Carretera Austral — Chile's legendary southern highway, built by hand through some of the most challenging terrain on the continent — remains the primary land route connecting scattered settlements to the outside world.

The Aysen region surrounding Puerto Chacabuco is a landscape of glaciers, fjords, rivers, and temperate rainforest that has earned comparison to Norway and New Zealand — though the scale of the wilderness here, and its near-total absence of tourist infrastructure, gives it a frontier quality that those more developed destinations have long since lost. The Northern Patagonian Ice Field, visible from the higher viewpoints above the fjord, is the largest mass of ice in the Southern Hemisphere outside Antarctica — a frozen plateau feeding hundreds of glaciers that descend through mountain valleys to fjords and lakes of impossible turquoise. The San Rafael Glacier, accessible by boat from Puerto Chacabuco through the Laguna San Rafael National Park, calves directly into a tidal lagoon in explosions of blue-white ice that echo across the water like artillery fire.

The cuisine of the Aysen region reflects its isolation and its abundance of wild protein. Curanto, the traditional Chilote preparation of shellfish, smoked pork, and potatoes cooked in a pit of hot stones covered with nalca (giant rhubarb) leaves, is adapted in the Aysen with the local mussels, clams, and the smoked salmon that the region's growing aquaculture industry produces. Centolla — king crab, harvested from the frigid waters of the Patagonian channels — is the most luxurious local ingredient, served simply with lemon or in empanadillas that are among the finest in Chile. Calafate berries, the small blue fruit that grows wild across Patagonia and whose consumption, according to local legend, guarantees the visitor's return, are eaten fresh, made into jam, or infused into the pisco sour that is Chile's national cocktail.

The fishing rivers of the Aysen region are among the finest fly-fishing destinations in the world. The Simpson, Baker, and Nirehuao rivers — fed by glacial melt and running through valleys of pristine lenga beech forest — support populations of introduced rainbow and brown trout that reach sizes rarely encountered in the Northern Hemisphere, their growth fuelled by the clean, nutrient-rich waters and the absence of fishing pressure that characterises more accessible destinations. Guided fishing trips from Puerto Chacabuco access rivers where a day's fishing might not encounter another angler.

Puerto Chacabuco is served by Azamara, Holland America Line, and Oceania Cruises on Chilean fjords and Patagonia itineraries, with ships docking at the port terminal. The most comfortable visiting season is November through March, when the Southern Hemisphere summer delivers the longest days and mildest weather — though "mild" in Aysen Patagonia means temperatures in the mid-teens and the possibility of rain at any moment, making layered, waterproof clothing essential.