The site in the foundation of the church where human remains have also been found. Photo: DPA In the so-called "Old Cathedral" in Mainz, which is today the evangelical Church of St John, ...
MAINZ, GERMANY—Traces of a 1,200-year-old church have been discovered incorporated into the 1,000-year-old “Old Cathedral” in Mainz. The older walls, which date to the time of Charlemagne, stretch ...