The story of an extraordinary man and the woman who loved him; a bond so powerful it could never be broken. It is a story about finding the courage to let someone you love fly free.

NUMA director Dirk Pitt searches for the connections among newly discovered Roman artifacts, the rise of a fundamentalist movement, and the existence of a mysterious long-lost "manifest," which, if discovered again, may change the history of the world.

In this adventure in the #1 New York Times bestselling series, oceanographer Dirk Pitt is back to find a crucial piece of marine tech that could reshape the United States’ defense program...
It is the greatest advance in American defense technology in decades—an attack submarine capable of incredible underwater speeds. There is only one problem: A key element of the prototype is missing—and the man who developed...

"A young widow restores a dilapidated mansion with the assistance of a charming, eccentric genius, only to find the house is full of dangerous secrets in this effervescent Gilded Age debut novel It's 1875, and Alva Webster has perfected her stiff upper lip after three years of being pilloried in the presses of two continents over fleeing her abusive husband. Now his sudden death allows her to return to New York to make a fresh start, restoring Liefdehuis,...

Young Violet's only friend is her dog, Orville, until one of her homemade flying machines takes her to the rescue of a Boy Scout troop in trouble.