We've selected the best candid trip photos submitted by our users to help you decide if the Skip the Line: Crypts and Roman Catacombs Small Group Walking Tour is right for you. Make the most of your next trip to Rome with Viator's exclusive Photo Galleries.
Take the tour and you will learn why it is called that :)
Old church built on top of an old church, built on top of an even older church.
Photo by G.V.G., USA, 2008
This was a stone inside the Underground Church we went to.
Photo by Robert C, USA, 2008
Everywhere you look, there are people, buildings and shops.