Watch Free Online HD Moviesjoy. On the 24th August 79 AD, the eruption of Vesuvius eradicated the cities of Pompeii and Herculaneum. This extraordinary film uses visual effects and archaeological findings to chronicle the last 24 hours of Pompeii. Remains of 300 citizens trapped in beach-side crypts allow scientists to reconstruct local life in the First Century after Christ. Computer graphics recreate the scale of the eruption.