There are at least 18 seals from the Sindhu Saraswati Civilization (Harappa) that clearly depict the origin story of Mahashivratri.
The Acheulean culture, named after the Saint-Acheul site in France, represents one of the longest-lasting and most widespread cultural phases of the Paleolithic era.
Attirampakkam, one of India's oldest prehistoric sites, with evidence of human activity from 1.5 million years ago, showcasing Acheulean tools and cultural evolution."
Historians, archaeologists, and geologists rely on various dating methods to unravel the mysteries of the past.