Deadliest Construction Projects Ever (Death Toll)

Throughout history, some of the world’s greatest construction projects—dams, canals, railways, and monuments—came at a devastating human cost. From the Great Wall of China to the Pyramids of Giza, and from the Panama Canal to the Hoover Dam, countless workers perished due to accidents, disease, extreme weather, and forced labor. This video compares the deadliest construction projects ever built, showing the shocking death tolls behind iconic landmarks and mega-projects. Watch until the end to see which project claimed the most lives in history.

Disclaimer: Death toll numbers are estimates in most cases and may vary across historical sources.