Fourteen-year-old Finna and her twin brother Erik embark on an adventure with their best friend, Kalli and an alien creature that only Finn can see. What started as an exploration of a glacier in Iceland ends up taking them to places they could never have imagined and dangers that they never expected. Using clues from hidden papers written with a secret code, they follow the trail from the Snaefell Mountain to a cavern under the Icelandic glacier and through a mysterious vortex. Along the way, they encounter strange and ...

The Silver Arrow Illustrated 2017, Hekla Publishing LLC

ISBN-13: 9780998281643

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