Read what other Viator.com travelers think about the Private Tour: Jerash and Umm Qais Day Trip from Amman. What they loved, what they liked and what they think could be improved, it's all here to help you make the most of your next trip.
Both of these sites were very interesting and very different. There is a lot of walking on the Jerash tour so one needs to be able-bodied. The site itself is vast.