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.

The Dolomites, a spectacular mountain range in northern Italy, offer a captivating blend of dramatic landscapes and outdoor adventure. Renowned for their unique jagged peaks and stunning natural beauty, the Dolomites are part of the Southern Limestone Alps and are a UNESCO World Heritage Site.

Bulgaria is a republic in southeastern Europe. The capital and largest city is Sofiya. Bulgarian culture has been influenced successively by Byzantine, Greek, Russian, and Western cultures.

Nha Trang, located on Vietnam's southern coastline, is a vibrant city renowned for its stunning beaches and dynamic culture. This coastal paradise boasts a 6-kilometer stretch of golden sand along Nha Trang Beach, where turquoise waters meet palm-fringed shores, perfect for sunbathing and swimming.

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.