num_pages: 528
description: Volcano Adventure - Hal and Roger Hunt are off to the Pacific to study volcanoes with scientist Dr Dan Adams. They share amazing experiences, but Dr Adams behaves strangely, and may be endangering them all. South Sea Adventure - Hal and Roger are commissioned to bring back extraordinary sea creatures and visit remote pearl-oyster beds of a secret lagoon. Others are after the pearls too, and strand the boys on a desolate atoll.
language: English
title: South Sea Adventure / Volcano Adventure
titlecomplete: South Sea Adventure / Volcano Adventure
ratings_count: 70
series: Hal & Roger Hunt Adventures
publisher: Red Fox