Secrets of the Nile is the 25th book in the Nancy Drew and Hardy Boys SuperMystery '88 series. It was first published in November 1995 by Archway Paperbacks (an imprint of Simon & Schster), and is a spin-off of the Nancy Drew Files and The Hardy Boys Casefiles, respectfully.
Back Cover Summary: 
America's Hottest Teen Detectives Team Up To Foil A Deadly Fraud In The Land Of The Pharaohs!
FRANK and JOE HARDY...both married and on their honeymoon. Not! But State Department official Jonathan Kimball has asked them to travel to Egypt and pose as a wealthy banker's two newlywed sons, allegedly targeted for kidnapping by a terrorist group. There's only one catch: The boys quickly discover they've been set up. They've become pawns in a high-stakes game of international intrigue, deception, and betrayal!
Posing as the Hardys' wives are NANCY DREW and her friend Bess Marvin, and they've been drawn into a desperate and dangerous game of their own. An American woman, her daughter abducted by her ex-husband, has asked for Nancy's help. But in this land of ancient tombs and mysteries, nothing is what it seems, and the truth lies buried in a snake pit of treachery...in SECRETS OF THE NILE.
Businesses and organizations
- Secrets Of The Nile is considered by many readers to be a classic of both the Hardy Boys and Nancy Drew series, in general.
- ↑ A Nancy Drew and Hardy Boys Super-Mystery: Secrets Of The Nile