Dublin's pubs and bars are world-renowned from the city's oldest, The Brazen Head, to the newest wine bar. A visit to the Guinness Storehouse and Brewery provides an insight into the history of Ireland's favourite tipple. Grafton Street is a shopper's paradise with a stop at Bewley's historic coffee house a must for people-watching. The library at Trinity College is home to the eighth-century Book of Kells, with the National Museum housing exhibits dating back from the Irish Bronze and Iron ages. The city's literary heritage is celebrated at the adjoining National Library with works of famous Irish writers such as Beckett, Joyce, Swift and Yeats collected together.