The natural feature present at the southern tip of South America is the Strait of Magellan. This navigable sea route separates the mainland from the archipelago of Tierra del Fuego and offers a passage between the Atlantic and Pacific Oceans. Historically significant for exploration and trade, the Strait is named after the Portuguese explorer Ferdinand Magellan. It serves as an important shipping lane with dramatic landscapes, showcasing the regions' unique geology and biodiversity.