When a high-profile Russian prisoner warns of a deadly weapon designed by one of America's greatest inventors, Juan Cabrillo and the Oregon crew must race to uncover the truth in this adventure in the #1 New York Times-bestselling series.

In October 1943, a U.S. destroyer sailed out of Philadelphia and supposedly vanished, the result of a Navy experiment with electromagnetic radiation. The story was considered a hoax--but now Juan Cabrillo and his Oregon colleagues aren't so sure.

There is talk of a new weapon soon to be auctioned, something...

Geologist and adventurer Philip Mercer is visiting an old friend who's working far down in Minnesota's Leister Deep Mine--but he arrives too late to save Abe Jacobs and his climate-research team from a shocking, brutal attack. Mercer vows to seek revenge as well as answers, hoping to pick up Jacobs's search for a cache of the rare crystals known as lightning stones--rumored to have been aboard Amelia Earhart's plane when it vanished in 1937.

From a harrowing close call in the Midwestern U.S. to a nailbiting showdown in the rugged mountains of Afghanistan, to a remote island in the middle...