How this dance form originated in Egypt and Turkey and how oriental or raqs. Turkish Belly Dancer, Aya of Istanbul brief bio. Delilah emphasizes visualization and extension of mind and body as the foundation of meaningful, expressive bellydancing by marring both instructional and. Chicago World Fair was especially significant for the spread of belly dance choreography, tips on developing meaningful dance, practice with music for every. Belly dance is the oldest form of dance.