IMI, National Geographic and the Great Cathedral Mystery

Words: Bronzella Cleveland

The International Masonry Institute (IMI) National Training Director Robert Arnold, along with other IMI staff, were sponsored by National Geographic to help construct a scaled down version of Brunelleschi's Dome in Florence, Italy for a program on the engineering of the world's largest brick dome. "NOVA's Great Cathedral Mystery," produced by National Geographic Television in association with Camera One Productions, premieres on PBS Feb. 12, 2014. See a preview of the program below.

What’s in your Dumpster?

December 2025

If you want a true read on how a job is running, take a walk to the dumpsters. Most sites have two. One for cement and steel. One for everything that did not make the cut. Those bins are open ledgers. They record the habits, shortcuts, and fixes that shap

Shayne Sanders

MAP Partner

The Florida Department of Corrections Masonry Competition

December 2025

The intersection of Career & Technical Education (CTE) training and rehabilitation was on full display recently as the Florida Department of Corrections (FDC) hosted a statewide masonry competition. Held at the Cross City Correctional Institution, the eve

Justin Stengel

News and Events

Southwest Scaffolding Renews Silver Partnership in the 2026 Masonry Alliance Program

December 2025

The Mason Contractors Association of America (MCAA) is pleased to announce that Southwest Scaffolding will renew its Silver partnership in the 2026 Masonry Alliance Program.

Industry News

From Raw Material To Art: Bringing Toothless To Life

December 2025

“The next project is already waiting in the wings, but that’s another story.” That was how I ended my article on the T-60 helmet from the world of Fallout in the July 2024 issue of Masonry Magazine. And that is exactly where this new chapter begins.

News and Events

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