Under a sponsorship deal in effect until 2012, it was originally named Erdgas Arena.This is the only official world championships and is recognized as being "the Olympics of dance".Since 2015, it has also been the home of the International Darts Open, one of the many events of the PDC European Tour.This article about a German sports venue is a stub.You can help Wikipedia by expanding it.This article about a Saxony building or structure is a stub.