Michael crosses Iran towards the Caspian Sea. He meets nomads who tell of Alexander's tryst with an Amazon queen, and the living descendants of Alexander's Persian enemies, who have their own tales of `Alexander the Accursed'.

Los Angeles' highly influential position in rock history is examined. Pat Smear remembers the days of Germs, and visits legendary KROQ disc jockey Rodney Bingenheimer, owner of a 1970s Sunset Strip club that became the hub for the Los Angeles glam rock scene. Foo Fighters head to the desert to record their new song 'Outside', which features a solo from Eagles' guitarist Joe Walsh, at Rancho De La Luna, and in turn, Kyuss and the 1990s Palm Desert Scene is explored.

Dr Jago Cooper reveals the history of some of South America's ancient civilisations. He begins with an epic journey into the remote Peruvian Andes in search of the mysterious Chachapoya people. Once numbering half a million, they were known as the 'People of the Clouds'. Dr Cooper reveals how they developed sophisticated methods of recording stories, traded in exotic goods found hundreds of miles from their territory, and had funeral traditions that challenge assumptions about ancient human behaviour. His search for evidence takes him to astonishing cliff tombs untouched for 500 years and one of the most spectacular fortresses in South America, where the fate of the Chachapoya is revealed.

An Ice Age relic found in a mysterious cave is evidence of prehistoric humans' connection to the supernatural. Using cutting-edge tech, experts investigate this 40,000-year-old treasure to reveal why it was made and the long-lost myths it represents.
In the summer of 1939, a team of explorers unearthed hundred of mammoth ivory fragments within a cave in Germany. Due to the start of World War II, the explorers were forced to abandon their findings, and the fragments laid forgotten in a museum. Decades later, as archeologists began piecing the fragments together, an extraordinary artifact emerged -- a figure with both animal and human features, now known as the 'Lion man.'

Explore the intriguing world of M.C. Escher in this captivating documentary, which delves deep into his life and artistic journey through his own words. Narrated with excerpts from his writings, the film is visually enriched with archival footage of Escher himself and showcases his iconic drawings. Gain unique insights from interviews with his surviving family members who illuminate aspects of his personal and professional life.
Escher, who often described his work as straddling the realms of art and mathematics, admitted to not excelling in either yet found profound expression in geometry-infused art. Choosing to work in stark black and white, he embraced the challenge of conveying complex ideas without the use of color. The film explores pivotal phases in his career, including his mesmerizing explorations of the human eye and his ultimate obsession with the concept of infinity—depicted in real forms like circles and through visual illusions such as his famous never-ending staircase.
The documentary also features perspectives from admirers such as musician Graham Nash, who argues that Escher's genius remains underappreciated. This film promises not only to shed light on Escher’s innovative work but also to inspire a deeper appreciation for his unique blend of visual storytelling and mathematical precision.

Deep in the Andean mountains lays a mysterious ruin named Machu Picchu. For 400 years it sat abandoned on its misty cliff, the quintessential lost city in the jungle. Rediscovered in 1911, it contained no written records or carvings, nothing that could shed light on its history. For a century since, it has defied the endless scores of visitors and scientists who attempted to understand its purpose. Who were the mysterious people who built it and why did they build it here? Today an international team of archaeologists, engineers and scientists are finally piecing together the clues. Together they are discovering astonishing new burials, revealing the intricacies of its ingenious engineering and finally decoding the secrets of Machu Picchu.