James Rollins · 2011 · thriller

James Rollins's 2011 Sigma Force novel brings the team home, into a hidden history of the founding of America and a nanotech doom buried in the Rockies. The route runs from a cursed Utah cave to the volcanoes of Iceland, the gold of Fort Knox and the grave of Meriwether Lewis, and on to Yellowstone and the Capitol in Washington.

1. 1
   Rocky Mountains, Utah

   A cave of mummified dead and inscribed gold tablets in the Utah mountains erupts into violence, and Painter Crowe races west to protect his niece.

2. 2
   Iceland

   In the volcanic peaks of Iceland, Gray Pierce chases the science behind a nanotech curse older than the founding of America.

3. 3
   Fort Knox

   The trail leads to the gold vaults of Fort Knox and a secret hidden by the founding fathers themselves.

4. 4
   Meriwether Lewis Grave

   At the lonely grave of Meriwether Lewis on the Natchez Trace, a coded clue from Jefferson's own hand comes to light.

5. 5
   Yellowstone

   Beneath Yellowstone the buried nanotech nests threaten to wake the supervolcano and lay waste to the western half of the continent.

6. 6
   Washington DC

   The reckoning comes at last to Washington and the halls of the Capitol, where the oldest secret of the republic is laid bare.