Oplenac is a hill located near the town of Topola in Serbia. It is famous for its beautiful vineyards and the stunning Church of St. George, which is a significant cultural and historical site. The church is adorned with intricate mosaics and serves as the mausoleum for the Serbian royal family, particularly the Karađorđević dynasty. The area around Oplenac is known for its picturesque landscapes and rich history. Visitors can explore the vineyards, enjoy local wines, and learn about the heritage of the region. Oplenac is a popular destination for both tourists and locals seeking to experience Serbia's natural beauty and historical significance.