3500 years ago strange things suddenly began to happen throughout the world - bizarre, simultaneous events that have never been explained.  After living in relative peace for centuries, civilizations across the earth - in Asia, Europe, Africa, and the Americas - were suddenly overwhelmed by an epidemic of mass violence.  Some civilizations, such as the Harappans of the Indus Valley and the Megalithic culture that built Stonehenge, mysteriously ceased to exist entirely.  At the same time old gods were abandoned and new religions abruptly appeared.  What was happening around 1500 BC?  The End of Eden reveals the comet that changed civilization and irrevocably altered the course of history.

Historical evidence for the existence of Merlin and a Dark Age sea voyage to North America.  In Merlin and the Discovery of Avalon in the New World, Graham presents compelling evidence that the legend of Merlin was based on the life of an historical figure – the last of the Romans to rule the island of Britain. Ultimately, Graham examines the legend that Merlin sailed off to Avalon, a mystical land said to lie far across the western seas.  In an eighth-century Irish manuscript, he finds evidence that this story was based on an historical sea crossing to North America a thousand years before the time of Columbus.

The Templars and the Ark of the Covenant – US and UK edition: Bear & Company 2004.  Foreign translations: Newton & Compton (Italian),  Editorial Planeta (Spanish), Madras Editora (Portuguese), Nokta Kitap (Turkish). Remedium (Czech and Slovak), Hermes (Bulgarian), Eurasia (Russian), Metaekdotiki (Greek).

According to the Bible, the Ark was both a means of communicating with God and a terrible weapon that was used against the enemies of the ancient Israelites.  The Templars and the Ark of the Covenant is Graham’s personal quest to discover the truth about the Ark of the Covenant.  He not only proposes that the biblical story of the Ark of the Covenant was an historical account based on real events, but also reveals where the sacred artifact was eventually hidden and the extraordinary truth about its legendary power.

Alexander the Great: Murder in Babylon – English edition: HB Virgin Publishing, 2004.  Foreign translations:  Colori (Polish).

In 323 BC Alexander the Great died of a mysterious illness at the very height of his power.  What killed him has remained one of history’s most enduring mysteries.  In Alexander the Great: Murder in Babylon Graham presents new forensic evidence to show that Alexander was poisoned by a member of his own court.  In this real-life historical detective story, he presents a dramatic murder mystery of conspiracy, power-play and sexual intrigue, finally revealing the identity of the assassin.

The Moses Legacy - UK editions: HB Sidgwick & Jackson 2002, PB Pan 2003. US edition: 12 Tribes, 10 Plagues and the 2 Men who were Moses, Ulysses Press 2003.  Foreign translations: Sperling & Kupfer (Italian), Tirion (Dutch), Xepmec (Bulgarian).

According to the Bible, Moses and the ancient Hebrews first communed with God on the mysterious Mount Sinai - also called the Mountain of God.  It was here that Moses saw the burning bush, received the Ten Commandments and learned the secrets of the Ark of the Covenant.  The Moses Legacy is the search for the historical Moses and the forgotten location of the Mountain of God.

 The Marian Conspiracy - UK editions: HB Sidgwick & Jackson 2000, PB Pan 2001. US edition: The Virgin Mary Conspiracy, Bear & Company 2005.  Foreign translations: Newton and Compton (Italian), Amber (Polish), Sankosha (Japanese), Clássica Editora (Portuguese), Editorial Planeta (Spanish), Livani (Greek), AST (Russian), Remedium (Czech).

Do the Vatican’s secret archives contain evidence of a medieval cover-up concerning the final days of the mother of Jesus Christ?  This is the quest to solve one of the greatest unsolved mysteries in Church history: the true location of the tomb of the Virgin Mary.

Act of God - UK editions: HB Sidgwick & Jackson 1998, PB Pan 1998. US edition: Atlantis and the Ten Plagues of Egypt: Bear & Company 2003.  Foreign translations: Heyne (German), Sperling & Kupfer (Italian), Bertrand Editora Lda (Portugese), Tirion (Dutch), Asahi Shimbun (Japanese), Trivium Konyvkiado (Hungarian), Rebis (Polish).

Compelling evidence that the biblical plagues of the Egypt and the parting of the Red Sea were real historical events -  the result of the largest volcanic eruption in the history of civilization.

The Search for the Grail - UK editions: HB Century 1995, PB Arrow 1996.  US edition: The Chalice of Magdalene, Bear & Company 2004.Foreign translations: Heyne (German), Sperling & Kupfer (Italian), Edhasa (Spanish), Tirion (Dutch), Bertelsmann (Polish).

In 1995 Graham Phillips’ discovery of an artifact that may have been the true Holy Grail created headlines around the world.  This is the inside story of the remarkable adventure leading to that discovery.

Robin Hood: The Man behind the Myth (with Martin Keatman) - English edition: HB Michael O’Mara 1995. Foreign translations: Heyne (German), Temas `de Hoy (Spanish), Piemme (Italian).

Since the Middle Ages Robin Hood has been exiled to the realm of myth.  Now Graham Phillips and Martin Keatman reveal that the famous outlaw really existed but in a different time than he is depicted in the popular legend.

The Shakespeare Conspiracy (with Martin Keatman) - English editions: HB Century 1994, PB Arrow 1995.

William Shakespeare is the most famous playwright in history - but his private life remained a closely guarded secret. The Shakespeare Conspiracy reveals sensational evidence that William Shakespeare also worked as a government spy.

King Arthur: The True Story - (with Martin Keatman) - English editions: HB Century 1992, PB Arrow 1993. Foreign translations: Heyne (German).

For centuries King Arthur has remained a mystery - the site of his fabled Camelot long forgotten and the true location of his final resting place shrouded by the mists of time. Graham Phillips and Martin Keatman go in search of the historical King Arthur, his Camelot and ultimately his lost tomb.