Louny Castle is a historical fortress located in the town of Louny, Czech Republic. Built in the 14th century, it showcases a blend of Gothic and Renaissance architectural styles. The castle served as a residence for various noble families and played a significant role in regional history. Today, Louny Castle is a popular tourist attraction, featuring well-preserved interiors and beautiful gardens. Visitors can explore its rich history through guided tours and exhibitions, making it an important cultural site in the Ústí nad Labem region.