4-Day Irish Castles and Gardens Small-Group Tour from Dublin. Get out of Dublin and see the real Ireland on this fascinating 4-day excursion that whisks you from the Irish capital into an emerald green world of centuries-old country houses, verdant gardens and jaw-dropping castles. Soak up the soft green landscape of central Ireland and then marvel at Georgian mansions, late-medieval castles, and rustic villages. Learn about the myths and history of Ireland and spend two nights in an actual castle-turned-hotel! Book this Tour and Save 20%: 4-Day Irish Castles and Gardens Small-Group Tour from Dublin.