Galle, a coastal city in southern Sri Lanka, is a place where history and the sea are inseparably linked. Once a vital port on the spice trade routes, Galle reached its peak under Dutch colonial rule in the 17th century, when the massive Galle Fort was built.

This is a city one could get lost in for days, exploring the old Ming Dynasty walls and wandering through its superb museum. If time permits, you should also take a walk through Linggu Park, home of the Linggu Pagoda and other items of Buddhist interest. Even just a casual walk through the streets-replete with food vendors and baskets of live geese-will help convey the unique flavor of this city.

Lagos, Nigeria’s largest city and economic hub, is located on the country’s southwestern coast along the Atlantic Ocean. It is a bustling metropolis where modern skyscrapers and commercial centers meet historic neighborhoods and lively markets.

Bourg is a small riverside town set along the Dordogne estuary in southwestern France. Its position above the water gives it a quiet but strategic presence, with stone houses rising along narrow lanes that lead toward the harbor. One of Bourg’s most intriguing features lies beneath its streets. Guided visits reveal hidden staircases, carved stone rooms, and cool corridors that offer a completely different perspective from the sunlit streets above.

Located roughly in the center of the country, Riobamba is one of Ecuador's largest cities and the starting point of the scenic train ride to Nariz del Diablo (Devil's Nose). The city has a strong indigenous presence, which lends itself well to the open-air artisan market, and plenty of opportunities for mountainous activities such as hiking and mountain biking.