Opening casts doubt on previous terms and map the migration of people in South America.
A team of scientists in Chile said they found a human footprint, which has more than 15,000 years old, the oldest one ever found in the Americas, told media on Tuesday.
Most of the evidence believed that people are not reached in Patagonia at the southern tip of South America up to 12,000 years ago, Karen Moreno, one of the study co-authors, CNN reported.
Scientists believe that the trace fossils seems naked adult right foot, Moreno said.
The study was published in the PLOS-ONE in a scientific journal last week.
The track was found in 2010 at the Palais archaeological excavations in the city of Osorno in southern part of the country, on the edge of development in the home.
But it took years for scientists to confirm the age of the fossils by dating.
A new wave of research going on in Osorno in 1986, and scientists have discovered the remains of large animals, mastodons from the horses to the Palais-Lama, a large species Lama, who & # 39 is now gone.
Human footprints 3.6 million years old, were found in Laetoli, Tanzania.
In 1978, scientists found traces of footprints made where three early humans is believed to be advancing through the wet volcanic ash.
Last year, scientists found traces of the trail in British Columbia exploring 13,000 years ago.
But thoey were much younger and much closer to the Bering Strait, than it is about the new & # 39 ad in Patagonia.
Indo-Asian News Service