Bahía Exploradores

The road ends and the ice begins. A 2.5-kilometre trail through dripping Valdivian forest opens onto a tidal flat where the San Rafael glacier meets the Pacific — a wall of blue-white ice calving directly into salt water with no barrier, no railing, and no certainty about what will fall next. At low tide, you can walk the flats in front of the calving face. The guides are mandatory because the ice drops without warning.

Bahía Exploradores in Chile's Aysén Region is the only place at this latitude where a temperate glacier touches the open ocean. The access road from Puerto Río Tranquilo is unpaved and closes for six months per year due to snow — access windows are narrow and conditions change in hours. Chilean dolphins (toninas), found only in the canal systems of Chilean Patagonia, are reliably seen in the bay. The glacier itself is part of the Northern Patagonian Ice Field, the second-largest contiguous ice mass in the Southern Hemisphere outside Antarctica. The combination of tidal flats, calving ice, and rainforest within a single walk makes this one of the most geologically concentrated landscapes on the Carretera Austral.