Gramvousa Island is a small, uninhabited island located off the northwest coast of Crete, Greece. It is known for its stunning natural beauty, featuring rugged cliffs, crystal-clear waters, and a rich variety of flora and fauna. The island is part of the Gramvousa Peninsula and is accessible by boat from nearby towns. The island is also home to the historic Gramvousa Fortress, built by the Venetians in the 16th century. This fortress offers panoramic views of the surrounding sea and landscape. Visitors often come to explore the island's natural scenery and enjoy activities like swimming and hiking.