I Walked on Earth
S01:E06 - Chile
S01:É01 - S01:E01 - Gabon
In Gabon's forests, Mathieu follows a vet saving gorillas and tracks viruses from apes to humans. In Franceville, scientists study SIV in mandrills.
S01:É02 - S01:E02 - New Caledonia
New Caledonia's fragile coral reef houses 15,000 species but faces pollution threats. Pharmacologists seek a cure.
S01:É03 - S01:E03 - Peru
In Peru, Mathieu explores from the Andes to the Amazon and learns natural healing methods in the high-altitude Altiplano.
S01:É04 - S01:E04 - Indonesia
Mathieu visits Indonesia's 17,000 islands and its 400 active volcanoes, violent earthquakes and tsunamis—all part of the Ring of Fire.
S01:É05 - S01:E05 - Uganda
Sabrina Krief studies chimpanzees' self-healing plant selection in Uganda to find cures for common illnesses in the face of imminent extinction.
S01:É06 - S01:E06 - Chile
From the Royal Cordillera to the Atacama Desert, Mathieu's high-altitude journey explores earth's origins and analyzes climate change impacts.
S01:É07 - S01:E07 - Florida
In the Everglades, scientists study alligators and collect snake venom for antidotes. Manatees, endangered by boat propellers, are rehabilitated.
S01:É08 - S01:E08 - Zimbabwe
In Zimbabwe, French scientists study the relationships between elephants, herbivores and predators.
S01:É09 - S01:E09 - Costa Rica
Mathieu travels to Costa Rica's rich biodiversity, starting on San Miguel's Pacific beaches studying endangered sea turtles and conservation efforts.
S01:É10 - S01:E10 - India
In India, the world's soon-to-be most populated country, Mathieu meets scientists balancing nature conservation with demographic growth.
