There is no conclusive proof of ancient human habitation on the Antarctic continent itself. However, several lines of indirect evidence suggest humans may have known about or approached the region in prehistoric times:
Archaeological sites in Patagonia, at the southern tip of South America, date back at least 12,000 years. Given the geographic proximity, it is plausible that these early inhabitants ventured toward the Antarctic Peninsula.
Stone tools and flaked stones have been found on islands of the Antarctic Peninsula. Their exact age and origin remain uncertain, but they hint at possible prehistoric human activity in the region.
Maps such as the Piri Reis (1513) and Oronteus Finaeus (1531) depict Antarctic coastlines with surprising accuracy—long before the continent’s official discovery. Their sources are debated, but they raise intriguing questions about earlier knowledge.
Geological records show Antarctica supported lush vegetation during the Eocene epoch (~50 million years ago), a climate theoretically capable of sustaining human life, though this predates humans by millions of years.
Sedimentary rocks and fossils in the Antarctic Peninsula point to past warmer oceans and climates, suggesting environmental conditions that could have facilitated exploration.
Some South American indigenous traditions refer to a "land of ice" or distant cold lands, which may preserve fragments of oral history about the far south.
While these pieces are scattered and inconclusive, they collectively hint at the possibility of ancient human awareness of Antarctica. Harsh conditions and limited archaeological access make definitive conclusions difficult.