?Could humans live in underwater cities

Neil Hello. This is 6 Minute English from BBC Learning English. I’m Neil. Rob And I’m Rob. Neil From the ancient Roman sea god, Neptune, to myths of mermaids, to modern Hollywood films like Finding Nemo, people throughout history have been fascinated by the idea of living underwater. In this programme, we’ll be hearing about projects to create liveable underwater habitats and the challenges they face....​​​​​​​