Curious Oslo

Why does Paris look like Paris? Why were the Eiffel Tower and the Pont Alexandre III built for World Expos? Why is the Opera Garnier so ornate? Why is there a Romano-Byzantine Basilica atop the highest point in Paris? Why are the streets so windy in Montmartre? Why was a famous cabaret built inside a red mill: the Moulin Rouge?

Why is there a giant hole in the top of the Pantheon? And how is it still standing after more than two millennia? Why does Piazza Navona look like a racetrack? And why did it used to be a swimming pool? Where did the bronze for St. Peter's Basilica come from, and why are those windows in the dome so heavenly?

Why did Shakespeare use Kronborg Castle as the setting for Hamlet? Was picturesque Nyhavn really the playground for sailors and brothels? Christiansborg Palace, Amalienborg Palace, Rosenborg Castle — why so many palaces in one small European country?

How did Dublin get its name? And what do Vikings and a black pool have to do with it? Who was Maewyn Succat, and why is he celebrated with green beer? How did the harp become a symbol of Ireland, and why do the harps on Irish coins and Guinness beer look different? What is the curious history of the Book of Kells, and how did it make its way into Trinity College's Longroom Library?

Who was Gassy Jack and why was he so gassy? Why was Capilano Suspension Bridge built and what do all those totem poles mean? What's so important about the Hotel Vancouver, and what does it have to do with the train station, the Queen of England, and Harry Potter? Who was Yip Sang, and why did he have his own Boy Scout Troop?