Dublin offers a rich history for visitors to the Emerald Isle to explore. From medieval churches to world-famous breweries, check out some of our favorite historical stops in this capital city: The Long Room at Trinity College -- Ireland's most prestigious university -- has long been regarded as one of the most beautiful libraries in the world. Originally built in the early 1700s, the Long Room houses the library's oldest books.

Dublin's Historic Sites(1 of 9)