PBS
Nova Online: A Gallery of Roman Mosaics
The companion site that accompanies the NOVA program on salvaging Zeugma, an ancient Roman town on the banks of the Euphrates. It shows how archaeologists rescued many artifacts from a dam-building project.
Sophia Learning
Sophia: Early Churches: Lesson 1
This lesson will discuss a few examples of early Christian churches. It is 1 of 2 in the series titled "Early Churches."