The Indus script is a collection of symbols used in the Indus valley in northern India and Pakistan until 1900 BC. In spite of many attempts, the 'script' has not yet been deciphered.
No matter if the civilization was Mesopotamian, Egyptian, Indian or Mayan, its legacy today is in part marked by towering pyramids. While not all of them resemble the Egyptian pyramids there’s little doubt that they’re equally as wondrous.
Once the stunning capital of the Persian Empire, Persepolis was lost to the world for almost nineteen hundred years, buried in the dirt of southwestern Iran until the 17th century.