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The Tall Mountains
To solve the riddle, Holger and Mortensen go to the mountains in Dalarna, where Sweden's highest waterfall, Njupeskär, is located. They also visit the mine in Kiruna and hike the Kungsleden down towards Sarek and Rapadalen.
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Other episodes for this season
![The Great Lakes](https://image.tmdb.org/t/p/w300/tfpbWubZUY5NFdlnKOOSuOZLe5n.jpg)
![The Great Plains](https://image.tmdb.org/t/p/w300/5IM8d6whNOknbpA9qFkvuedK1CN.jpg)
![The Deep Forests](https://image.tmdb.org/t/p/w300/bPc5lobCNUn8XuCwAAktSNKohGT.jpg)
![The Long Coast](https://image.tmdb.org/t/p/w300/ne3JbXvrCtSJyYhyFM6PxADHzni.jpg)
![The Big Islands](https://image.tmdb.org/t/p/w300/gpd0sSjMQJqWkeVns6lSNirmu2Y.jpg)
![The Tall Mountains](https://image.tmdb.org/t/p/w300/qWpUj2tFqZSX7GtcUpAuFHwYTuN.jpg)
![The Thousand Islands](https://image.tmdb.org/t/p/w300/cadh1dTHSRlhbvWdf2lsCzp1dff.jpg)
![The Big Cities](https://image.tmdb.org/t/p/w300/idJhBSEKLwGyDKo1s5LpXIGg2Nh.jpg)