Christians very few have built in the past. More frequent replacement of the scenery under the dome:

As Muslims:

When not all restored, sometimes under the dome can be observed Muslim and Christian graffities:


Nineteenth-century artists paint the originals so:

Here the Roman Christians did not fix it, because saw crosses:

Also loved to answerbut pre-Christian monuments, leading to a moral norm:

Here is the foundation of a Christian monastery...of the tombstones, with the surviving non-Christian writings:

In some eastern churches remained more vivid traces of sun worship:

...
Left too many traces. And only the last two centuries, when there was access to the resource and capital, major construction began for academic Antiquity-Middle ages-Renaissance, 2015 years linear history from the birth of Christ, with Judea, Rome and, accordingly, Greece across Europe, since Sumer and Babylon.
But in my opinion, the funniest and most controversial is ancient Egypt. Its history is based the Old Testament, the basis and the beginning of the Bible. But this is a separate issue.