
Four spirited teens—Nat, Joe, and the ever‑chatty Ding‑Dong—lead the Motor Rangers, a band of daring youngsters who travel the high seas in their sturdy, gasoline‑powered craft, the Nomad. Fresh from wild escapades in the Marquesas, they set a course for home along the Pacific, their minds full of stories about hidden sapphires and thwarted bandits. The trio’s camaraderie and quick‑thinking keep the vessel steady even as the ocean roils around them.
Their journey takes an unexpected turn when a strange, uncharted island materializes on the horizon, twin peaks split by a narrow, bubbling chasm that seems to pull the Nomad inward. As storm clouds gather and invisible currents tug at the boat, Nat and his crew must decide whether to brave the mysterious passage or steer clear of its unseen forces. The scene is set for a thrilling test of courage, ingenuity, and the unbreakable bond that has carried the Motor Rangers through countless perils so far.
Language
en
Duration
~4 hours (269K characters)
Publisher of text edition
Project Gutenberg
Release date
2015-02-15
Rights
Public domain in the USA.

1879–1917
Best known for fast-paced boys' adventure series about aviators, scouts, and wireless operators, this prolific writer helped shape early 20th-century popular fiction. He also worked as a journalist and used several pen names, leaving behind a surprisingly varied career in a short life.
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