Serbia is a country where centuries-old monasteries sit just a short drive from lively cities, and where the past is never far from daily life. In Belgrade, the capital, Kalemegdan Fortress offers panoramic views where the Danube meets the Sava River. This fortress has witnessed more than 100 battles and been rebuilt many times over two millennia. Within its walls are Roman ruins, an open-air military museum, and quiet park paths perfect for wandering between centuries of layered history.

Nestled on the banks of the Danube River, Vidin, Bulgaria, is a city where history and scenic beauty converge. This ancient city, known for its well-preserved medieval fortress, the Baba Vida Castle, offers a unique glimpse into Bulgaria's past. The fortress, dating back to the 10th century, stands as one of the best-preserved medieval fortifications in the country.

This resort town is the gateway to the ruins of Angkor, a complex of stone buildings includes the main temple, Angkor Wat. When you have finished exploring the temples, this chic city has plenty to offer with world-class restaurants, hotels, spas and shopping.

Yerevan, the capital of Armenia, is one of the oldest continuously inhabited cities in the world, with a history stretching back more than 2,800 years. Despite its ancient roots, it feels vibrant and modern, with wide boulevards, lively cafes, and an ever-present view of the majestic Mount Ararat on the horizon.

Alajuela, Costa Rica’s second-largest city, offers a mix of history, culture, and natural wonders that make it more than just the gateway to Juan Santamaría International Airport. The city’s central park, cathedral, and museums create a lively hub where local life unfolds, from weekend markets filled with fresh produce to festivals celebrating music and tradition.