20x1 - Archaeology at Althorp

October 9, 2022

Charles, Ninth Earl Spencer — best-selling author and brother to Diana, Princess of Wales — may be sitting on the greatest British archaeological find of the century. Searching Althorp, the Spencer family estate, for a medieval village, a team of British archaeologists find evidence of something far older.

20x3 - The End of The Romans

October 26, 2022

What if climate change and pandemics were the real causes of the decline of the Roman Empire? Scientists from a range of disciplines are accumulating clues to show that three successive waves of deadly epidemics and powerful temperature drops could have caused the collapse of the Empire — and draw frightening parallels to today.

20x4 - Decoding Hieroglyphics

November 2, 2022

The first modern translation of Egyptian hieroglyphics happened 200 years ago. How was the ancient code cracked? Today, archaeologists are busy translating hieroglyphics from an important scribe’s tomb, its walls covered from floor to ceiling with symbols thousands of years old. This new research is giving archaeologists a better understanding of life in ancient Egypt.

20x5 - Hidden In The Amazon

November 9, 2022

Recent discoveries, including funerary urns with highly decorative patterns, and technological advances like the remote sensor system known as LiDAR, are shedding new light on our understanding of pre-Columbian societies in the Amazon. Scientists speculate the rainforest was home to between 8 and 10 million people living in large, well-established communities.

20x6 - The Sunken Basilica

October 11, 2023

Uncover the sunken remains of a 4th-century basilica in Turkey. Submerged beneath the waters of Lake Iznik for hundreds of years, the church could reveal crucial insights into the early days of Christianity. Join a team of international researchers as they travel back through time—and grapple with Turkey’s many earthquakes, which could sink the structure deeper at any moment.

20x7 - Jurassic Fortunes

October 18, 2023

Discover the world of dinosaur collecting, a controversial hobby with a booming market. Hear perspectives on the fossil trade from private collectors, paleontologists, and others, as "Big John"—the largest Triceratops fossil ever found—is assembled in Italy and auctioned in France.

20x8 - Eiffel's Race to the Top

October 25, 2023

Find out about the race to build Paris’ most famous landmark when two men vied to be the first to build a monument 1,000 feet tall. See how one man’s vision transformed the Paris skyline, making the Eiffel Tower a global icon. Dramatic recreations, official renderings and personal correspondence tell the story.

20x9 - Death in Britannia

November 1, 2023

20x10 - Princes in the Tower

November 22, 2023