Oh, and she also finds connections to Golden Kamuy, one of her favorite anime/manga series.
Within Golden Kamuy, Daisetsuzan is where protagonist Saichi Sugimoto and his companions are forced to land their stolen airship and make an arduous climb through the mountains.
…and which are still worth visiting even if you’ve never watched or read the Hokkaido adventure anime/manga.
First up, Kamuy Kotan, a river valley where Golden Kamuy’s 7th Division is ambushed by Toshizou Hijikata, who demolishes the bridge with a swing of his sword.