In South America, piercing the tongue was a common practice in Aztecs and Mayan tribes, being part of a ritual and helping the adepts to get in contact with the Gods. It usually was gold bars. These precolumbian civilizations used to wear ear jewellery, as well as nose and lip jewellery. Such adornments are still practised among the south american people of today.
It is quite common today to see people wearing tongue piercing jewellery, especially among women who know its enhancing powers concerning any kind of oral sex. You teaser!!!!
tongue bars - Piercing langue - Piercing lengua