How Did They Build That?

A look at different segments of America from the air.

Carved by the retreat of a two-million-year-old glacier, North America's five great lakes, Superior, Michigan, Huron, Erie and Ontario; form the largest freshwater ecosystem on Earth.

A chronicle of the daily challenges of the airport staff who manage to keep the facility open, freight flowing and passengers flying all despite weather that regularly dips to -36 degrees and wind speeds that typically exceed 100 mph.

Series reviews modern aircraft from the b2bomber to drones

Our world holds remarkable relics that are full of secrets, written in stone, gold, and blood. Discovering the truths behind these mysteries could change history as we know it. Join host Adam Mastrelli as he brings us face-to-face with these puzzling treasures. Explore hidden corners of the world, decipher ancient documents, and apply groundbreaking research and forensic techniques in our quest to discover the truth about these fabled cities, monuments, and remnants.

Experience the liberation of Western Europe from every angle, as astonishingly colorized and expertly restored footage bring the historic turning point of World War II back to vivid life.