As a city located in a Baltic Sea archipelago, it's not surprising that Stockholm has 50 bridges and sightseeing boats moving people between its 14 islands. This contemporary and welcoming capital of Sweden is nonetheless easily navigable by foot. Every district here has a distinct flavor, from the sophisticated Östermalm to the bustling downtown energy of Norrmalm to the delightful Old Town.

This city is the last stop on one of the busiest artificial waterways in the world, the Kiel Canal. It is an important base for the German Navy and famous for its international sailing event, the "Kieler Woche", an annual sailing event that attracts millions of people around the world.

Cuba is a multicultural nation and the largest island of the West Indies. Its waterfront capital is Havana, a musical, scenery-rich city that is the center of commerce and tourism. Walk the Malecon of Havana, marvel at the artworks in the Museo Nacional de Bellas Artes, and go for a refreshing swim on Cayo Coco in central Cuba.

Bath is a city full of history and culture. Romans trekked many miles to bathe in the hot, soothing mineral waters of the Roman Bath. Majestic art collections were contributed to Bath from many different civilizations. The fan-vaulting at Bath Abbey has 614 memorial tablets that creates an extensive mural cenotaph to the people that contributed to the grandeur of Bath.

Pula, a historic city located on the Istrian Peninsula in Croatia, is renowned for its impressive Roman heritage and vibrant cultural scene. The city's centerpiece is the Pula Arena, one of the best-preserved Roman amphitheaters in the world. This monumental structure, built in the 1st century AD, offers visitors a glimpse into ancient spectacles and gladiatorial contests. Today, it hosts various events, including concerts and film festivals.