The Sterkfontein Caves are a significant archaeological site located near Johannesburg, South Africa. They are part of the Cradle of Humankind, a UNESCO World Heritage Site known for its rich fossil deposits. The caves have yielded numerous hominid fossils, including the famous Mrs. Ples and Little Foot, which provide valuable insights into human evolution. Discovered in the 1930s, the caves are estimated to be around 2 to 3 million years old. Visitors can explore guided tours that showcase the stunning limestone formations and learn about the prehistoric life that once inhabited the area. The site continues to be an important location for ongoing research in paleoanthropology.