Secrets of the Dead

Researchers working in secret inside a quarry study the charred remains of an English settlement that dates back 3,000 years.

Sixty-five million years ago, a giant meteor hit the earth causing a global catastrophe that destroyed an estimated three quarters of the plants and animal species on the planet, including the mighty dinosaurs. Little was known about the survivors who lived in this post-apocalyptic world until a mining operation in Cerrejon, Northern Colombia — excavating coal cut from deep within the earth’s crust — exposed an important layer in the earth’s geological history laid down more than 10 million years after the extinction of the dinosaurs.

The night when Vincent van Gogh cut his own ear defines his turbulent life and art. Generations have theorized about what really happened on December 23, 1888, in the French town of Arles, but no one has been clear on the details-until now.

Nero’s Sunken City Baiae... An ancient Roman city lost to the same volcanoes that entombed Pompeii. But unlike Pompeii, Baiae sits under water, in the Bay of Naples. Nearly 2,000 years ago, the city was an escape for Rome's rich and powerful elite, a place where they were free of the social restrictions of Roman society

Leonardo da Vinci is well known for his inventions as well as his art. New evidence shows that many of his ideas were realized long before he sketched them out in his notebooks-some even 1,700 years before him! Of these “inventions” Leonardo never affirmed that his projects came from his original ideas. The film features drawings of his most famous ideas and inventions some of which trace their original creation to ancient Greece while others were a product of the scientific inventions of golden age of Islamic learning. This knowledge seemed to be lost in Europe during the Dark Ages until the Renaissance when Leonardo recovered it.

Follow a team of forensic experts as they investigate the preserved remains of a young African American woman from 19th century New York and reveal the little-known story of early America’s free black communities.