To dream of a tower indicates grand dreams and aspirations. If you are looking down from a tower, it means that you perceive yourself as better than those around you. This feeling of superiority tells of your inflated ego.
To see a water tower in your dream suggests that you have difficulties expressing your feelings and prefers to keep your thoughts and emotions to yourself. Alternatively, it means that you are prone to lead someone into believing that all is well before attacking or doing someone bad.
To dream that you are climbing a tower denotes your quest for renewal and spirituality.