If you're making a building, you just anchor your arches in a really massive wall, and the Romans didn't mess around with this sort of thing-- the Pantheon walls are about six meters thick.

With arches, domes and concrete, some of the most impressive architectural structures were born. One such is the Pantheon, a Roman temple with a soaring concrete dome that would put modern ...

limiting the stress placed on the arches hidden within the walls of the rotunda.[5,6] Save this picture! The interior of the Pantheon contains a perfectly spherical volume – a cosmic symbol ...

The name Pantheon, which combines the Greek words ... the wooden forms necessary to mould the rocky slurry. But the arches, vaults and domes that are signatures of Roman buildings were not just ...

At the heart of this bombastic new city stood the colossal domed Volkshalle, a gigantic play on the ancient Roman Pantheon. Speer had based his design on a sketch of the Roman temple made by ...