Real life sunken cities - Peter Campbell

source: TED-Ed    2016年8月4日
View full lesson: http://ed.ted.com/lessons/real-life-s...
Though people are most familiar with Plato’s fictional Atlantis, many real underwater cities actually exist. Peter Campbell explains how sunken cities are studied by scientists to help us understand the lives of our ancestors, the dynamic nature of our planet, and the impact of each on the other.
Lesson by Peter Campbell, animation by TED-Ed.