Menaced by "the strange clicking danger," Doc Savage and his fabulous five-man army take a desperate journey on a polar submarine in search of a missing ocean liner and a dazzling treasure. Their only clue is a map tattooed on the back of a blind...
The Holy Grail — is it the key to a miracle… or a terrifying truth?
The Great Wall of China, the immense carvings on Easter Island, Egypt's pyramids, UFOs. What is the chilling connection? The answer, unearthed by an elite band of soldiers...