Think Wednesday | Feb. 20, 2019 Preview
Preview | 30s
On NATURE, uncover the variety of activity that occurs on the slopes of active volcanoes. Later on NOVA, in the shadow of Vesuvius and Pompeii, a lesser-known volcano puts the city of Naples at risk. As Think Wednesday continues, take another look at the life of Nero and find out what history may have gotten wrong about him in Secrets of the Dead.
Aired: 02/20/19Video has closed captioning.