Tripura has beautiful rock cut carvings and stone images at Unakoti. Most of these carvings are huge in size and made on vertical walls exposed in the open atmosphere.
Indus valley civilization is a rich civilization and one of the most important civilizations that existed in the world. Ancient India during the Harappan era had one of the largest populations in the ancient world, far greater than the Middle East or Europe.
The Hindu flood myth is found in several different sources. The earliest account is said to have been written in the Vedic Satapatha Brahmana, whilst later accounts can be found in the Puranas, including the Bhagavata Purana and the Matsya Purana, as well as in the Mahabharata.
A vast ancient civilization developed along the valley of the River Indus in modern-day India and Pakistan. For a while, in about 2500 BCE, it was one of the greatest civilizations of the world. It covered more than 386,000 square miles, even bigger than the civilizations of Ancient Egypt and Mesopotamia combined.