The limestone region of the Burren is a UNESCO World Heritage site and is world-renowned for its stunning and unique beauty. Stone walls criss-cross bare and rugged stretches of limestone rock. Visit the ancient dolmen of Poulnabrone and other ancient monuments dotted throughout this special landscape. Ballyvaughan village lies at the heart of the Burren and enjoys spectacular views over Galway Bay. Tours of the Aillwee Caves, an extensive cave system, are loved by old and young alike.