To this day Roman concrete structures can be found in mundane locations such as harbors, but also the Pantheon in Rome, which to this day forms the largest unreinforced concrete dome in existence ...

One of the largest domes in the world, the Pantheon, is made of concrete. You saved a lot of money building this dome with concrete. But remember: concrete is very heavy. About halfway down the ...

The Pantheon we see in the heart of Rome today was built around 125 CE during Emperor Hadrian’s reign. Although it stands on the site of earlier temple structures, this version endures as one of ...