Who Was the First Human to Get High?

2,500 years ago, at a funeral 3,000 meters above sea level, someone dropped a handful of plants onto glowing hot stones inside a small wooden chamber. And everyone inside started feeling very different. This is the story of how ancient humans discovered cannabis - from the Pamir Mountains to the Scythian warriors who "howled with delight," to the Chinese emperor who prescribed it for a wandering mind, to the god Shiva finding it alone in the Himalayas. The oldest written drug trip report in history was written by a Greek historian in 440 BC. It's a better story than you'd expect. Subscribe for more surprising facts about humanity's past.