Czar of Alaska: The Cross of Charlemagne

The MacGregor family outwits archaeological thieves and battles ecoterrorists in the Alaskan wilderness. After surviving... MoreCzar of Alaska: The Cross of Charlemagne

Falcon of Abydos: Oracle of the Nile

The shifting sands of the Sahara reveal a secret that could forever change the history of Egypt. Dr. Jack MacGregor and ... MoreFalcon of Abydos: Oracle of the Nile

Elephant Tears: Mask of the Elephant

Serengeti, Ambroseli, Masai Mara, and Mt. Kilimanjaro are just a few of the locales encountered in this second novel of ... MoreElephant Tears: Mask of the Elephant

Cayman Gold: Lost Treasure of Devils Grotto

Teenage scuba divers clash with modern-day pirates in search of lost Spanish treasures.... MoreCayman Gold: Lost Treasure of Devils Grotto

Devil's Breath Volcano

This fifth novel in the series finds the MacGregor clan stumbling into yet another adventure of danger and intrigue. Chr... MoreDevil's Breath Volcano

Eclipse of the Jaguar

The MacGregor family heads to the warm waters of Mexico and Central America in this latest installment in the series. Wh... MoreEclipse of the Jaguar

Sign of the Dragon