Sitting on the edge of the Baltic, the modern, cosmopolitan city of Helsinki is the World Design Capital for 2012. The beauty of the surrounding nature blends seamlessly with high-tech achievements and contemporary trends. Walking tours of the city centre show layers of history, while modern architecture and cutting-edge style stake the city's claim to the future. Choose Helsinki during its endless summer days or get adventurous on crisp, snowy winter nights.

On the banks of the Volga River, Kazan sits austerely, its cityscape a visual confection of architecture that somehow manages to be both playful and severe. No matter your spiritual inclination, you simply must visit the Temple of All Religions, a Technicolor cultural center built by artist Ildar Khanov. Though still a work in progress, the "temple" is a feast for the eyes—and the spirit.

In Santander, enjoy the beautiful beaches of Playa de la Magdalena and El Sardinero, a historic city centre, and an epic planetarium, all while breathing in glorious coastal air. Of course, there are plenty of gorgeous Gothic cathedrals that will impress and inspire.

About an hour south of Mombasa, the sparkling white sands and lush greenery of Diani invite you to relax under a beach umbrella with a refreshing drink. Try a camel ride for the tourist experience or book a bike tour inland for a glimpse of life in local villages. Diani is also a base for several safari companies.