The subtitle is more honest: > The dry cistern was discovered by construction crews... So it's more interesting than (say) a section of disused drainage pipe,

The subtitle is more honest: > The dry cistern was discovered by construction crews... So it's more interesting than (say) a section of disused drainage pipe, but not by much. Coolest thing about the article, IMO, is the photograph of https://www.si.edu/castle https://www.si.edu/castle