Switzerland is a small, landlocked country in Central Europe. The four cities mentioned in the crossword solutions are all located in Switzerland. Basel is the third-largest city in Switzerland, located in the northwest of the country. GENEVA is the second-most populous city in Switzerland and is located in the southwest. BERN is the capital of Switzerland and is located in the center of the country. Zurich is the largest city in Switzerland and is located in the north. Lausanne is the fourth-largest city in Switzerland and is located in the southwest.