Please note that the content of this book mainly consists of articles that are available online from Wikipedia or other free sources. Achim Arbeiter (September 3, 1958) is a German Christian archaeologist. Achim Arbeiter grew up in Celle and graduated from the Ernestinum Celle in 1977. From 1977 to 1979, he studied art history, medieval and modern history, as well as ethnology at Johannes Gutenberg University Mainz, and from 1979 to 1983 at the University of Hamburg. In 1982/93, he earned his doctorate in Hamburg with a thesis on the topic of Old St. Peter in history and science: sequence of buildings, reconstruction, architectural program. In the following years, he worked at the Madrid branch of the German Archaeological Institute, although this work was repeatedly interrupted by other activities. Most recently, Arbeiter served there as a consultant for early periods.