After months of measuring and observation what he called as ‘kalchakra’ or the calendar, he found that there are at least 3 monoliths aligned towards the sunrise others were aligned to the cardinal points of Earth -- north, south, east and west, perfectly aligned with the rise and fall of the Sun. “It determined the solstices and the equinoxes and have evidence for many pairs of stones forming straight-lines to the sunrise and sunset points on the local horizon during both the solstices and the equinoxes,” said Sarvesh