The Vikings made Dublin their home on their arrival, and there's many medieval reminders of the city's old history. But it's the past century which has made its mark the most, both on the physical appearance and the character of how Dublin has developed.
You can see recent Republican history at the GPO's new museum—after you've past the bullet holes in the pillars from the 1916 Uprising. Kilmainham Gaol is where most of the big names in Republican history spent time, and some of them died. And at Glasnevin Cemetery, you'll see the resting place of revolutionary Roger Casement, republican leader Michael Collins and past president Eamon de Valera.
Dublin's history is steeped with famous scribes, and Dublin Writer's Museum showcases their life and works, from Brendan Behan to Oscar Wilde. You'll also see Wilde's former home, and a statue, in the elegant Merrion Square, a fabulous example of the city's Georgian architecture.