Discovering many cultural relics of primitive people in Tuyen Quang
Scientists have discovered that the relics are in common are the hill-shaped hillocks quite close to each other, which is an ancient river floor distributed on the right bank ofTaste of pepper 13,000 years
The discovery of pepper in the archaeological excavation in Con Moong Cave (Thanh Hoa) in Hoa Binh culture has revealed the possibility of bringing the date of human spice up to