Lisbon, the enchanting capital of Portugal, entices sightseers with its vibrant color, stunning Gothic architecture, and temperate weather. Easily traversed by foot or tram, the city’s distinct quarters and vivid cultural landmarks make Lisbon an excellent spot for exploration.

From grand castles to resplendent cathedrals, Tallinn’s Old Town neighborhood, a UNESCO World Heritage Site, is the perfect place to begin exploring. Enter through Viru Väravad, or Viru Gate, the former fortress whose remaining two towers beckon you into the heart of the city.

Valencia, located on the Balearic coastline of eastern Spain, is a Mediterranean haven replete with stunning art, striking architecture, immersive museums, and inviting beaches. The heart of Valencia is the perfect place to explore the best that the city has to offer.

The commercial and cultural center for the Ruhr region on the Rhine River, Duseldorff is also the site of the Felderhof Cave where Neanderthal man was found in 1856.

Cook Islands is a self-governing island group in free association with New Zealand, comprising two groups of widely scattered islands in the South Pacific Ocean. The Southern, or Lower, Group includes Rarotonga, Aitutaki, Atiu, Mangaia, Mauke, Mitiaro, Manuae, and Takutea.