On October 28, 1965--almost exactly 56 years ago--a new landmark opened in St. Louis: the Gateway Arch. A recent dive into the AISC archives unearthed some Kodachrome slides (remember those?) that show how the steel icon came together. 

Dim the lights for a behind-the-scenes look at the world's tallest arch.

The structural elements of Washington, D.C.’s International Spy Museum certainly aren’t hiding in the shadows, but rather are doing their best to attract attention. Click below to see some insightful images of this iconic addition to D.C.’s museum scene. And to read about the project, see “I Spy” in the June 2021 issue.