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.

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.

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.

Discover one of the most significant British archaeological finds of the century in the Althorp Estate, house to the late Diana, Princess of Wales. What treasures and history will this extensive excavation reveal?

Father Marius Zerafa, director of museums in Malta, risks his life to recover a Caravaggio masterpiece stolen from a cathedral in 1984.

In 1613, feudal lord Date Masamune sent a Japanese diplomatic mission to Europe to negotiate with the Pope and the King of Spain in hopes opening a new trade route. Led by samurai Hasekura Tsunenaga and Franciscan monk Luis Sotelo, the expedition spent seven years traveling one-third of the globe.

Join three groups of treasure hunters, armed with modern technology and newly uncovered clues, as they set out to find the lost treasure of notorious Prohibition-era gangster Dutch Schultz and solve an 85-year-old mystery.

Go behind the scenes with archaeologists and scientists as they venture through Africa – from the Pyramids to the glaciers of Mt. Kilimanjaro – in search of clues to solve the mystery of the mass grave, examining the political and environmental catastrophes that plunged Egypt and its people into anarchy.