The Rover Boys in Southern Waters; or, The Deserted Steam Yacht #966021

A drifting, ghost-like vessel off the tropical coast sparks a terrifying maritime mystery. When the brothers board the abandoned ship, they are plunged into a web of piracy, kidnapping, and dark secrets. The sun-drenched waters hide deadly currents and ruthless criminals willing to kill to protect their hidden agenda. Trapped on the open sea, the boys must decipher the yacht's cryptic past before they become its next victims. Plunge into a swashbuckling adventure of ocean perils and startling discoveries.