The National Museum of Serbia in Belgrade, Serbia was founded in 1844. It is on Republic Square. Since it was founded, its collections have grown drastically. Today, the museum has a collection of over 400,000 objects including many foreign masterpieces. Currently, the museum is closed for renovation estimated 26 million Euros. It will get a new exterior and interior. One of the features of the exterior will be the introduction of a glass dome as the roof of the museum, which will allow a controlled amount of sunlight to enter the museum.