BBC Earth Simon travels through Brazil, from the heart of the Amazon to the city of Rio de Janeiro. 2026-10-18 Simon travels through the high Andes mountains from Peru to Bolivia. 2026-10-18 Make your way through three of the world's most extreme environments: the salt flats of Bolivia, the Brazilian Pantanal and Paraguay's Chaco Forest; face down an apex predator, witness an economic miracle and meet the resilient Ayoreo people. 2026-10-18 Alaskans look to restock their food supplies as spring brings longer days. 2026-10-18 Exploring the Moukalaba Doudou National Park in Gabon, in search of an undiscovered population of chimpanzees. 2026-10-18 Exploring fossils from a North Dakota site that may reveal what happened when an asteroid struck Earth and wiped out the dinosaurs. 2026-10-19