O'Flaherty Castle, also known as O'Flaherty's Castle, is a historic structure located in County Galway, Ireland. It was built in the 15th century and served as a stronghold for the O'Flaherty clan, a prominent family in the region. The castle features typical medieval architecture, including thick stone walls and narrow windows. The castle is situated near the scenic Connemara region, which is known for its rugged landscapes and rich cultural heritage. Although it is now in ruins, O'Flaherty Castle remains a popular site for visitors interested in Irish history and the legacy of the O'Flaherty family.