The foothills are read as the beginning of a bigger challenge, where the ground starts to rise. They stand for preparation and the first steps of an ambitious undertaking.
When this appeared in your dream, what were you feeling?
My Cosmic Code has a private dream journal. Write a dream down and the app picks out the symbols in it, shows what dream books say about them and, over time, which words recur across your entries. The journal is stored on your device only.