Welcome in this studio apartment : it would be yours for some days ! You will enjoy Montmartre which really right nearby and public transportation (at the foot of my buiding) will bring you easily all over Paris, the city of light !
I like a lot the social and engaging mixing of this neighborhood (Goutte d'Or).
Have a look at this lovely article of the NYTimes :
"Letter from France in Paris, a ragtag resplendent district Prepare…
The flat is at 3 metro stations of Gare du Nord where arrive international trains as Eurostar and Thalys and suburb trains that go to airport Roissy Charles de Gaulle.