The remaining novels cover a wide variety of times and settings, most standalone stories in no particular order, ranging from tropical Florida in the 6th millennium BC to the Chaco Empire of the Southwest in the 13th century AD.
The novels generally have a prologue set in modern times, in which archaeologists or others discover ancient artifacts and other remnants of prehistoric North American civilization.
Although generally well regarded for their accuracy and attention to detail (both of the writers are professional archaeologists) the novels usually contain mystic elements, focusing on shamanistic visions.
Spurred by a vision he had while on a hunt, a young tribesman named Runs in Light, later called Wolf Dreamer, leads a handful of tribes people, in rebellion against the tribal shaman, south down the Yukon River valley into what is now Canada and the Pacific Northwest.
People of the Fire (ISBN 978-0-8125-2150-4, 1991) dramatizes the transition of Native American culture from Paleo-Indian to Archaic as a result of climatic warming, set in the High Plains and Western Rockies region.
People of the Sea (ISBN 0-8125-0737-1) dramatizes the initial development of the California Native American culture and the imminent extinction of mammoths and mastodons as a result of climatic warming ca.
Elk Charm: The love-interest of Little Dancer, she leaves the Red Hand camp after completing her first menstruation, fearing ambush and rape by Blood Bear.
Blood Bear: Ferocious war-leader of the Red Hand who becomes Keeper of the Wolf Bundle after reclaiming it from the Short Buffalo People, but shows no respect to the sacred object in private.