Battle your way through Earth's second greatest rainforest. Follow Simon across 500 miles of dense tropical jungle full of biting insects and peat bogs to reach the Salonga region, then enjoy an emotional encounter with a group of wild bonobos.

Brave the constant wind, rain, and snow that pummels the foot of South America. Cross treacherous ice fields that are losing ground due to climate change, push through the foothills of the Andes, and ride alongside Patagonia's legendary gauchos.

Voyage across a different sort of wilderness, where tropical reefs and jungle-covered islands are home to stunning biodiversity. Explore an evolutionary hot spot in New Guinea and take an astonishing swim with a gentle, seven-metre-long whale shark.

Wander through the parched Kalahari Desert in search of incredible wildlife, including one of Africa's largest elephant enclaves. Go hunting with a group of San trackers who still live in the traditional way, then encounter the region's famous lions.