Flying buttresses act the same way ancient Roman columns did, countering the horizontal force of the arch. They also provide for more ground area underneath: more worshippers could fit into a church ...

Finished in 315 C.E., the Arch of Constantine is one of Rome’s three surviving ancient triumphal arches, each erected to honor a person or event. This arch commemorates Constantine I’s 312 ...

Ancient masters of engineering ... Arches: Bridges could have two or—less commonly—as many as three tiers of arches. Roman engineers opted for narrow arches, which provided maximum strength.

We asked Aicher, author of "Guide to the Aqueducts of Ancient Rome," about the Romans' sophisticated ... When you build arches, it's like advertising to the enemy: Here is our aqueduct.

The Roman Forum comprises much of the Ancient Rome's most important structures ... you can see the remains and imagine the former glory of the Arch of Septimius Severus, the Temple of Saturn ...

Many of the roads in England follow the route of ancient Romans roads ... structures often included arches, a form of support that is much stronger than flat beams. Roman culture has influenced ...