The Story of the Prophets

Touched by an Angel

1994

Secret Files of the Inquisition

2006

Spurensuche – Die Weltreligionen auf dem Weg

1999

Who Was Jesus?

2009

De Lokroep

2020

A Believer's Guide to...

2023

Allah in Europa

2017

Greatest Heroes of the Bible

1978

God in America

2010

Drive Thru History: The Gospels

2015

Drive Thru History: Acts to Revelation

2018

Drive Thru History: American History

Drive Thru History: Ancient History

Ancient Roads from Christ to Constantine

2015

Atheism: A Rough History of Disbelief

2004

7th Heaven

1996

Dear America

1999