Frozen Secrets

An aviation mystery holds the key to a modern global apocalypse.

During Operation Highjump in 1947, a U.S. Navy squadron stumbled upon an impossible subterranean world beneath Antarctica, and paid for it with their lives. Now, seventy years later, the ice is shifting, and the race to claim the ultimate prize has begun. Steele traded his Marine Force Recon gear for the sun-drenched life of a maritime archaeologist. But when a distress signal from a doomed 1947 Navy expedition is detected dee...