This episode describes a detailed overview of Stonehenge, a prehistoric monument in England. The sources explain the monument's construction, including how ancient people transported and arranged massive stones. They also discuss the various theories about its purpose, including religious rituals, a calendar, or a healing site. Modern technology has led to new discoveries about Stonehenge, suggesting it was part of a larger, complex community. Those big rocks highlight the enduring mystery and awe-inspiring nature of Stonehenge, connecting us to the achievements of people in the distant past.