The two writers famously didn't come to blows over the Oxford comma.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

Tiny silver and copper fish set inside blue-green lights are like windows to the underwater world.

A mysterious plaque to the even more mysterious "Fr. Pat Noise," killed in "suspicious circumstances."

A museum that cashes in on its infamous little people while teaching you a thing or two about the Irish fey.

A guitar mounted on a wall in Temple Bar honors the Irish musician.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

This supermarket offers shoppers a window into the past alongside their groceries.

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

The final resting place of soldiers' loyal canine companions.

A six-ton wedding present for the King of the Scots.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

This painting of a beloved dog will be on display at the Scottish National Gallery at long as the museum exists.

The fountain marks the area where hundreds of accused witches were burned at the stake.

A quartet of brightly colored mythical beasts stand sentry at this gateway.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

A sweet symbol marks the place where torturous executions were once carried out.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

Dedicated to the Father of the British Fire Service.