Ella joins a complex police operation combating illegal mining in the jungle. She follows indigenous groups fighting to hold on to the old ways, while others uproot and head for the big city.

In the Colombian jungle, Ella digs deep into the extraordinary tale of the nomadic tribe who built a great civilisation only to be ravaged by invasion and imported disease.

In Brazil, Ella helps to discover a vast previously unknown ancient settlement. She also joins an indigenous community for whom this past is essential to establishing their land rights today.