Achill is the largest island off the coast of Ireland, located in County Mayo. It is known for its stunning landscapes, including rugged cliffs, sandy beaches, and scenic mountains. The island is connected to the mainland by a bridge, making it accessible for visitors. The island has a rich cultural heritage, with a history that includes ancient Irish sites and traditional music. Achill is also popular for outdoor activities such as hiking, cycling, and water sports, attracting tourists who seek adventure and natural beauty.