Crystal Palace hidden beneath the Mexican desert | The Mystery of the Giant Crystals

Join us on a captivating journey to the coldest and most inhospitable environment on Earth - Antarctica. We delve into the early 20th-century expeditions that set out to unravel the mysteries of this uncharted southern land, where temperatures can plummet to 100° below zero and winds can reach a staggering 200 mph. We will learn about the legendary explorer Ernest Shackleton and his adventurous spirit, drive for fame, and rivalry with fellow explorer Robert Scott. We will then head further back in time to a much earlier maritime explorer who changed the course of human history, Christopher Columbus. While he set the blueprint for future sea-borne exploration, he left untold suffering and centuries of colonization in his wake.

Join Eric and Matthew as they track gorillas in Gabon, witness the release of giant pandas in China, and experience the remarkable journey of Andean Condors in Argentina. This documentary showcases the challenges and triumphs of reintroducing animals to their natural habitats. Follow the team's dedication over 30 years, led by the late billionaire John Aspen, in a unique gorilla conservation project.

The 7th and least populous continent of earth, Antarctica, has always been something of an anomaly. It is supposed to be owned by no one and for everyone. Often used as a place for scientific research, 25 nations have bases and therefor a stake in the continent. What dodgy dealings have led to a quiet power struggle for control of the ice?

We’re witnessing the comeback of a small river and an entire landscape. For decades the Emscher in the Ruhr District was the most polluted river in Europe. Now it’s being returned from an industrial sewer to a natural river system. With the help of waste water treatment plants, liberated river beds and returning animal species, a unique natural region is blossoming – one with a very special industrial heritage. ------- Chapters ▷ 00:00 - Introduction ▷ 00:58 - The Emscher Becomes a Sewer ▷ 02:11 - A Plan to Restore the River ▷ 05:14 - Mining, Sewage, and Pollution ▷ 07:59 - The Filthiest River in Europe ▷ 09:54 - Fighting for a Cleaner Emscher ▷ 12:10 - Citizens' Protests Begin ▷ 16:06 - Building a New Sewage System ▷ 21:35 - A Rare Fish Returns - The Bullhead ▷ 25:25 - From Steelworks to Lake Phoenix ▷ 29:40 - Nature Comes Back to the Ruhr ▷ 33:12 - The Protected Emscher Bullhead ▷ 35:12 - A Region Reinventing Itself ▷ 37:07 - Flood Protection and Wetlands ▷ 39:02

Hardly a drop of water makes it to the estuary of the Colorado. Once it reaches Mexico, after its journey through the Rocky Mountains, the Grand Canyon and Nevada, the river is dry – and has been for decades. The demand for water in its catchment area is just too big. But conservationists are now working to make the estuary green again. They’re persuading people along the Colorado to give some of its water back to the river. ------- Chapters ▷ 00:00 - Introduction ▷ 00:51 - The Colorado River and Its Journey ▷ 04:19 - Hoover Dam and Lake Mead ▷ 06:03 - Drought and Water Shortage ▷ 08:02 - Las Vegas - A Desert Playground ▷ 09:36 - Water Cops and Conversation ▷ 12:50 - Desert Gardens and Adaptation ▷ 18:34 - Golf Courses and Water Use ▷ 21:25 - Recycling Water in Las Vegas ▷ 24:13 - Lower Colorado and the Mojave Desert ▷ 26:18 - Imperial Dam and Farmland ▷ 28:52 - Feeding America from the Desert ▷ 33:11 - Settlers and Water Rights in Yuma

Dive into the world of extinct animals with. Uncover the mysteries of Sabertooths, Irish Elks, and the Tasmanian Tiger as we explore their unique histories and the factors that led to their disappearance. Join us on a captivating journey through time, delving into fossil sites, paleontological discoveries, and the fascinating stories of these incredible creatures