Spectacularly picturesque, Montreux is situated on the shore of Lake Geneva and one of Switzerland's most popular resort destinations. Montreux is best known for stunning lakeside views, upscale hotels, an annual jazz festival, and the magnificent Château de Chillon, the medieval castle which inspired the writings of many Romantic era poets.

Cienfuegos, capital of Cienfuegos Province, is a city on the southern coast of Cuba. It is located about 160 miles from Havana and has a population of 150,000. The city is dubbed La Perla del Sur (Pearl of the South). Cienfuegos literally translates to "one hundred fires"—cien meaning "one hundred", fuegos meaning "fires".

Kaloum, the bustling central district of Conakry, serves as the political, commercial, and cultural heart of Guinea’s capital.

Luxembourg, a small yet influential country in the heart of Europe, offers visitors a rich blend of historic sites and contemporary culture. The capital city, Luxembourg City, is famous for its dramatic cliffs and ancient fortifications that have earned it a UNESCO World Heritage status. Walking through the old quarters, visitors can explore the casemates that reveal layers of the city’s military past.

Seven miles outside of historic Athens, the Greek coastal city of Piraeus lies upon the sparkling waters of the Aegean Sea and is the largest passenger port in Europe, servicing nearly 20 million passengers per year.