Archaeologists in Russia have discovered a campsite of Upper Paleolithic hunters. Kostenki 11 is the site of one of the oldest remaining structures from the ice age. It's material: Mammoth bones. The round structure has dozens of jaw bones and skulls. There are also bones from horses, bears, wolves, reindeer,…

Archaeologists were exploring a two-mile-long complex of caverns in northern Spain when they discovered what they described as a “shrine.” The discovery was prehistoric carvings of horses, deer, bulls, and other mysterious symbols. Researchers believe the oldest art in the cave originated in the Upper Paleolithic period. What makes these…