
310 tons of intricate steel scaffolding is erected in the Great Upper Church of the Basilica of the National Shrine of the Immaculate Conception in Washington, D.C. This ensures that the nearly 20,000 square feet of the Trinity Dome is easily accessible for the upcoming installation of one of the largest mosaics in the world. Meanwhile, designers in Italy are hard at work on the mosaic, organizing every detail in preparation for laying the first tile.