Stone tools dating back 150,000 years have been found in the jungle, revealing early human occupation in dense tropical forests.

The team uses a jungle-adapted drone to view the forest in a whole new way. For Planet Earth II we wanted people to experience the jungle like never before, seeing the forest as the animals do.

Olea installed electricity in his one-room wooden home in the heart of the jungle. Families invested in children's education. People built homes and more hopeful lives. Then the money vanished.