Who Was Jesus?

Drive Thru History: The Gospels (2015)

Drive Thru History: Acts to Revelation (2018)

Drive Thru History: American History

Drive Thru History: Ancient History

God in America (2010)

Secret Files of the Inquisition (2006)

Spurensuche – Die Weltreligionen auf dem Weg (1999)

Atheism: A Rough History of Disbelief (2004)

The Western Tradition (1989)

Catholicism (2012)

The Bible Unearthed (2005)

Bible Secrets Revealed (2013)

Canterbury Cathedral (2014)

Bible's Buried Secrets (2011)

Ancient Roads from Christ to Constantine (2015)

Life, Death and Reincarnation (2015)

Raël: The Alien Prophet (2024)