What Lies Beneath (Tarja album) also spending two months on the German Top 100, one and a half months on the Austrian Top 40, and a full month on the charts in Switzerland, Belgium and Greece, ending 2010 at 13th position on Billboard's Top 100 of best-selling albums in Europe. To promote the album, Turunen started the "What Lies Beneath World Tour" on 12 June 2010, which ended on 8 April 2012, in Rio de Janeiro, Brazil. It started with a special concert in Rio de Janeiro, during the big international festival Rock in Rio, on 15 September 2011. Tarja's first live DVD, "", was
International Standard Authority Data Number International Standard Authority Data Number The International Standard Authority Data Number (ISADN) was a registry proposed by the International Federation of Library Associations and Institutions (IFLA) to provide and maintain unique identifiers for entities described in authority data. Having such a unique number would have the benefits of being language-independent and system-independent. Francoise Bourdon was a major proponent of such a standard, proposing a structure for the ISADN and recommending that the number uniquely identify authority records, rather than their subjects. A 1989 article by Delsey described the work on the IFLA Working Group on an International Authority System, spending