S1 E4: Episode 4 | Hidden Worlds

Aired: 9/28/2015 | 0:55:11 | Expires: 9/15/2022 | Episode
Bob Poole and a team of scientists estimate that the park may hold Africa’s largest croc population. Rappelling into deep gorges, they discover forests full of new species and unexplored caves, putting Gorongosa on the map as one of Africa’s last frontiers.