The Monastery of Hilandar is a Serbian Orthodox monastery located on the Mount Athos peninsula in Greece. Founded in the 12th century by Saint Sava of Serbia, it is one of the most important spiritual centers for the Serbian Orthodox Church. The monastery is known for its rich collection of manuscripts, icons, and religious artifacts. Hilandar is also recognized for its unique architecture, which reflects Byzantine influences. The monastery has faced various challenges over the centuries, including fires and invasions, but it has been restored multiple times. Today, it remains an active monastic community, attracting pilgrims and visitors from around the world.