Indus Valley Civilization

In the late 1800s, British engineers building some of the first railways in the Dominion of India discovered large numbers of bricks buried in the dusty plains of the Punjab. This was odd because historians were not aware of any cities or civilizations which might have constructed buildings in this area. It wasn't until archeological expeditions in the 1920s that it was finally realized that these bricks were the remains of mighty cities built by a previously unknown ancient civilization.

In...