[This is the first of two major instances when the two men aid each other in an effort that can""t be accomplished by any single person."Balthus and the red-robed cultists hiked with torches through the jungle to the Oasis, encountering along the way the skeletal remains (with shrunken heads) of previous explorers (Roman legionnaires from Julius Caesar""s time, and turn of the century French legionnaires from Napoleon""s time), some of whom had been imprisoned in cages."Ryan theorized with another possibility - that maverick Captain Marko, Lithuanian by birth, was trying to defect, with men personally selected and willing to help him as crew members, on the first anniversary of his wife""s death.]Cartoon-style slapstick comedy [a tribute to Mack Sennett""s silent films and Keystone Kops car chases and getaways] and banjo music (e.