San Juan, Puerto Rico’s capital, is a city where cobblestone streets lead to centuries-old forts and pastel-colored buildings overlook the Atlantic. The district of Old San Juan is a UNESCO World Heritage Site, known for its Spanish colonial architecture and thick stone walls that once defended the city from pirates and naval attacks. The city hosts regular events such as La Campechada, which celebrates Puerto Rican art and literature with live performances and open-air exhibits.

Pamplona, the capital of Spain’s Navarre region, is best known worldwide for the Running of the Bulls during the San Fermín festival each July. But beyond the brief rush of that event lies a city steeped in medieval history, Basque influence, and a slower pace that surprises many visitors. One of the most significant aspects of Pamplona is its place on the Camino de Santiago, the ancient pilgrimage route to Santiago de Compostela.

Graz, Austria's second-largest city, is a hidden gem that offers a perfect blend of history, culture, and modernity. Its well-preserved medieval old town, a UNESCO World Heritage Site, invites visitors to stroll through cobblestone streets lined with Renaissance courtyards and Baroque façades. At the heart of the city is the Schlossberg, a forested hill crowned by the iconic clock tower, Uhrturm.

Šiauliai, often referred to as the "City of the Sun" due to its high number of sunny days, is a vibrant gem in northern Lithuania. The city's most iconic landmark is the Hill of Crosses, a profound site of pilgrimage adorned with thousands of crosses placed by visitors over the decades. This unique and moving monument, which has been recognized by UNESCO for its cultural significance, symbolizes the resilience and spirit of the Lithuanian people.

The Cotswolds, a quintessentially English region known for its rolling hills, honey-colored stone cottages, and picturesque villages, offers a serene escape into the heart of the English countryside. Stretching across several counties, including Gloucestershire and Oxfordshire, the Cotswolds is designated as an Area of Outstanding Natural Beauty (AONB), a testament to its stunning landscapes and charming heritage.