Canyon Sacrifice brings the rugged western landscape, the mysterious past of the ancient Anasazi Indians, and the Southwest's ongoing cultural fissures vividly to life. A deadly struggle against murderous kidnappers in Grand Canyon National Park forces archaeologist Chuck Bender to face up to his past as he realizes every parent's worst nightmare: a missing child.

The rugged landscape of Sequoia National Park is a challenge on the best of days - but when a park ranger discovers an abandoned exclusive campsite with an empty tent and high-end technical gear scattered on the shores of an alpine lake, the wilderness takes on a sinister new hue. Thirty-two-year-old Felicity Harland - a former FBI agent who left the service in the wake of a personal tragedy and has taken her skills off the grid - is brought in as chief investigator.

Kira Drake has come to Paris with her highly trained Golden Retriever, Mack, to investigate the horrific bombing of a museum in the shadow of the Eiffel Tower. What she doesn’t know is that one powerful man has a special reason to find the person responsible. Jack Harlan has all the money in the world, but it can’t bring his brother back. His sibling was murdered during the theft of a scientific discovery that could have made the world a better place. Now, after a four-year search, Harlan learns that this bombing was the work of the same twisted man.

Nora Kelly, a young archaeologist in Santa Fe, receives a letter written 16 years ago, yet mysteriously mailed only recently. In it her father, long believed dead, hints at a fantastic discovery that will make him famous and rich - the lost city of an ancient civilization that suddenly vanished a thousand years ago. Now Nora is leading an expedition into a harsh, remote corner of Utah's canyon country, but what she unearths will be the newest of horrors.

US Marshal Arliss Cutter is a born tracker. Raised in the swamplands of Florida, he honed his skills in the military, fought in the Middle East, and worked three field positions for Marshal Services. When it comes to tracking someone down - or taking someone out - Cutter's the best. But his newest assignment is taking him out of his comfort zone to southeast Alaska. Cold, dark, uninhabited forests that are often shrouded in fog. And it's the kind of case that makes his blood run cold.