Volkshalle -

A diameter of 250 meters, large enough to fit several St. Peter’s Basilicas inside.

The project was a collaboration between Hitler and his chief architect, Albert Speer . It was intended to be the largest domed building in the world, inspired by the Pantheon in Rome but built on a scale that would dwarf it. Nearly 290–300 meters. Volkshalle

Planned to be constructed primarily from massive amounts of granite. Historical and Symbolic Intent A diameter of 250 meters, large enough to fit several St

The Volkshalle was intended to serve as a secular "cathedral" for the Nazi regime, symbolizing the permanence and power of the "Thousand-Year Reich". It was to be situated at the northern end of a three-mile-long "Avenue of Splendors". Engineering and Environmental Challenges A diameter of 250 meters