The Benefits of Healing with Crystal Singing Bowls. Vibrational sound healing can be traced back from present day trends to many ancient civilizations including India, Africa, Europe, and the Orient. In addition, each culture had unique approaches specific to their region and beliefs. Bells, chimes, bowls, gongs, drums and vocal toning, chants or repetitive sound vibrations are only a few of the many vibrational sound tools that can be used for healing. In Ancient Egypt vowel sounds were chanted in specific keys to clear and restore balance to the chakra system. Atlantans combined sound with crystals to enhance healing. Healers today may use a combination of techniques to assist their clients.