Released on 02 March 2007.

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The Valley of Adventure - cancelled

4.15 based on 1947 ratings & 44 reviews on Goodreads.com

Synopsis

Nothing could be more exciting than a night flight on Bill’s plane! But Philip, Dinah, Lucy-Ann and Jack soon find themselves flying straight into a truly amazing adventure.

What has happened to Bill? Who are the two strange pilots, and what is the secret treasure hidden in the lonely valley where the children land?