When it comes to killing a lot of people in a short span of time, us humans have mastered the art. Despite being the highest form of known life we love to kill others. As shameful as it is, we can’t deny the fact that it is true. Over the period of our existence we’ve had some horrific wars and battles where thousands of people have died in a single day. As you’ll go through this list of some of the bloodiest days in human history you’ll find that even in the macabre department of killing people, nature trumps all human efforts by far. Here are the top 10 days in history where countless human lives were lost meaninglessly.