00:00In the year 536, the sun disappeared.
00:03For over a year the sky was dark, crops died, snow fell in summer, people starved, ancient
00:08texts called it a year of darkness and despair.
00:11But what happened?
00:12Modern scientists discovered a massive volcanic eruption in Iceland.
00:15So big, it blotted out the sun worldwide.
00:18The ash poisoned the sky, triggered a mini ice age and collapsed empires.
00:22They say it was the worst year to be alive, and it could happen again.
