Three of the most common ancient Greek and Roman architectural features that we see today are columns, domes, and arches. On a side note, the Romans were also responsible for the widespread use of concrete because they discovered it was stronger than the commonly used marble and could be shaped instead of needing to be carved.
I believe the answer is democracy ^^
There were of course stories, but lies were fed into the public view, when stories were told, no one believed them. Who can lead genocide on such a massive scale? No one thought they (The Germans) could. But they did...