During the planning of the buildings in the famous Machu Picchu in Peru, the Incas used two types of measures. One of them was based on a 42 cm module, the other - 54 cm. While scientists expected the former, the latter was a surprise.
The area of today's Poland was not deserted at the end of the last Ice Age, around 9500 BC. It was still inhabited by reindeer hunters, who gradually adapted to life in an increasingly warmer climate, according to the analysis of Polish scientists published in the Journal of World Prehistory.
Unlike priests of the great monotheistic religions of today, Egyptian priests were not religious leaders who had the role of preaching the principles of faith. Many of them did not work only for the temple, but for their own benefit, says historian Dr. Joanna Wilimowska.