Fodor's Expert Review Ross Castle
Killarney
Castle/Palace
A fully restored 15th-century stronghold of the O'Donoghue Ross clan, sited on the lower lake 2 km (1 mile) south of town, this castle was the last place in the province of Munster to fall to Oliver Cromwell's forces in 1652. You can see its curtain walls, towers, and display of 16th- and 17th-century furniture on a 40-minute guided tour.