Seeing mountains in your dream means many major obstacles and challenges that you have to overcome. If you are on top of the mountain, then it means that you have achieved and realized your goals. Alternatively, mountains indicates a higher realm of consciousness, knowledge, and spiritual truth.  Dreaming that you are climbing a mountain means your determination and ambition.  Dreaming that you fall off a mountain, suggests that you are in a hurry to succeed without thoroughly thinking about your path to success. It also means that you have a tendency to give up or escape from demanding situations.