In which country would you find Hallstatt?

In which country would you find the Manneken Pis? In which country would you find the Little Mermaid statue? In which country would you find Tivoli Gardens? In which country would you find Schönbrunn Palace? In which country would you find the Palace of Versailles? In which country would you find the Louvre? In which country would you find the Trevi Fountain? In which country would you find Pompeii?