Wikipedia
St George's Church also known as Oplenac , is the mausoleum of the Serbian and Yugoslav royal house of Karađorđević located on top of the Oplenac Hill in the town of Topola, Serbia. The church of Oplenac was founded by King Peter I of Yugoslavia. Many members of the royal house are buried in the church, in the crypt beneath the church, or in the church yard.
Serbian Cultural Association Oplenac is a Canadian organization working for preserving and presenting Serbian heritage through dance and music.
Oplenac was founded in 1987 in Mississauga, Ontario, Canada. Serbian folk dancing has been a major activity in SCA Oplenac since its founding as a non-profit organization in 1987. The association states that it is the largest Serbian folklore group in North America.
Oplenac representative ensemble has been organizing concerts throughout Canada and US since 1996, performing in Chicago, Los Angeles, San Diego, San Francisco, Sacramento, Toronto, Mississauga, Windsor, and Kitchener.