Frank and Joe are going on a weekend camping trip with their friend Chet Morton and his family, but once they set up camp, strange things start to happen. The boys see a slimy, black tentacle slithering into the water. Could it be a relative of the Loch Ness Monster?
The Tower Treasure
Franklin W. Dixon
bookOver the Jungle Trails
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bookFirst Stop Honolulu
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bookThe Mystery of Cabin Island
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bookAs the Falcon Flies
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bookThe House on the Cliff
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bookDead on Target
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bookThe Time Warp Wonder
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bookAttack of the Bayport Beast
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bookTalent Show Tricks
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bookBound for Danger
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bookWater-Ski Wipeout
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The Gross Ghost Mystery
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bookThe Karate Clue
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bookFirst Day, Worst Day
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bookWho Took the Book?
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bookThe Abracadabra Case
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bookThe Doggone Detectives
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bookThe Pumped-Up Pizza Problem
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bookSlip, Slide, and Slap Shot
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bookThe Fish-Faced Mask of Mystery
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bookKing for a Day
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bookDinosaur Disaster
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bookThe Monster in the Lake
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