South African Durban, known as eThekwini in Zulu, has to be one of the continent's most appealing cities, especially after the 2010 World Cup breathed new life into the area by revamping the waterfront; the splendid Moses Mabhida Stadium remains one of Durban's primary attractions to date. Durban moves to the beat of gqom, its own home-grown music genre, which is slowly making its way onto global charts from South Africa's sunny, tropical melting pot of eclectic cultural influences.

A gateway between the two nations of the Iberian peninsula, Badajoz lies as close to Lisbon as it does to Madrid or Seville, and the city draws on influences from both sides of the border, as well as from centuries of tumultuous history, to form its distinctive character. Winding medieval alleys and a skyline dotted with palace towers make the historic town a sight to behold, while the remnants of the majestic Alcazaba watch over the city as they have for centuries, once an impenetrable fortress that protected the area from countless invasions.

Qingdao is possibly the most beautiful coastal city in China, famous for comfortable weather, a large number of beaches and delicious seafood. A former German concession, it boasts charming European-style architecture and is home to Qingdao Beer, one of Asia’s most celebrated brews. Long a favourite among Chinese holidaymakers, Qingdao gained international attention during the Beijing Olympics and is now increasingly popular with foreign visitors seeking a unique mix of seaside relaxation and cultural heritage.

San Juan is the vibrant, cosmopolitan capital of the island of Puerto Rico. Encompassing hundreds of years of history, the city blends Spanish-era historic sites, such as the San Felipe del Morro fortress, with modern entertainment and fashionable shopping districts. More than a million people call San Juan home, while hundreds of thousands of tourists call it their favorite place to vacation each year.