Airs Sunday, February 25th at 6PM and Tuesday, February 27th at 7PM

Explore the revolutionary engineering behind Paris’s iconic landmark. Completed in just over two years for the 1889 World’s Fair, the iron tower smashed the record for the tallest structure on Earth, ushering in a new age of global construction that reached for the skies. How did the engineers do it? Follow the innovations, successes, and failures that made one of the most famous buildings on the planet possible.

Our transmission provider has reported weather-related issues which have impacted the quality of our over-the-air broadcast.

We apologize for the inconvenience and invite you to watch our livestreams linked at the top of this page, or via the PBS app (www.pbs.org/pbs-app/