The Fortress Below

In The Fortress Below, the third installment of The Mining Chronicles, a peaceful village's rescue turns into a new, perilous adventure as Annika is taken by a long-planned enemy hidden beneath the surface. With a diverse group of friends and a loyal dog, Felix must uncover the secrets of a seemingly impenetrable fortress to save Annika and face extraordinary dangers. Filled with mystery, friendship, and hidden worlds, this middle-grade fantasy series continues its thrilling exploration of ordinary kids confronting extraordinary challenges.