After an initial let down when we realized there are no bones here, we found the information shared highly worthwhile and our group was glad we made the trek out. It's essentially a history lesson in an underground graveyard.
Be aware that you'll be underground and it smells very musty and is very humid. I was thankful for fresh air when we finally emerged.
We took an Uber from the center of Rome and a car back, about 30 minutes. With dwell time of waiting for the bus and how busy the busses are, I think a Uber in this case was a good value.
Overall I'd say this isn't a must do activity in Rome but if you have a couple hours and want a low key activity, this is a good one. read more