To find a treasure - a propitious omen. After such dream everyone can count that it will receive the desirable. If dreamed you that your search of a treasure was not crowned with success, then in real life achievement of the purpose planned by you will demand from you much more efforts, than you counted.
Be sure and keep any other thoughts out of your mind before drifting to sleep as a cluttered mind can decrease the chances that you will remember your dreams upon waking. Also, focusing on remembering your dreams upon waking in the morning is another very important thing. This sounds very easy, but is often hard for some to do. Interpret a dream by "dictionary dream of interpretation"
When you very first wake up, simply think about your dreams. Don't allow your mind to drift off to other things, just lay there and think about the things you dreamt about the night before - dictionary dream meaning.