Answer
The answer is Killarney. Mark relocated to Killarney, a picturesque town nestled in County Kerry, Ireland, during the year 2020. Renowned for its breathtaking landscapes, Killarney National Park, and the stunning lakes of Killarney, the town offers a harmonious blend of natural beauty and cultural heritage. Mark's decision to settle in Killarney highlights his appreciation for serene environments and the town's charm.