The city of Brest is located at the westernmost tip of which country?

The city of Nice, on the French Riviera, sits just a few miles from the border with which country?

The city of Maastricht sits in a narrow strip of land where the Netherlands juts between Belgium and Germany. Which river flows through Maastricht?

The city of Trieste, on the Adriatic coast, was once the main seaport of which empire and is today part of Italy, despite being almost entirely surrounded by Slovenia?

The city of Kaliningrad, a Russian exclave, is completely surrounded by which two countries?

The city of Ceuta, a Spanish territory, sits on which continent?

The city of Białystok sits in the far east of which country, very close to the borders of Belarus and Lithuania?

The tiny city-state of San Marino is completely surrounded by which country?

The city of Odessa sits on the coast of which sea?

The city of Narvik in Norway sits well north of which invisible geographic line, making it permanently dark in winter?