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.

East of Anchorage and Chugach State Park, College Fjord offers a glimpse into some of Alaska's most beautiful natural landscapes. Located in Prince William Sound, College Fjord is filled with stunning glaciers and is a popular site for Alaskan cruises.

Kanchanaburi, a province in western Thailand, is best known for its poignant history and lush landscapes. It was here that Allied prisoners of war and Asian laborers were forced to build the infamous Death Railway during World War II, including the Bridge over the River Kwai, which remains a powerful symbol of resilience.

Located in central Germany, Frankfurt is a vibrant cultural and economic hub nestled on the Main River. Museums and architectural gems abound in Frankfurt, from the Goethe House, to the picturesque timber houses of Römerberg town square, to the Museumsufer, a collection of museums lining the banks of the Main.

Madurai is a major city in the southern Indian state of Tamil Nadu, known for its long-standing role as a center of religion, trade, and learning. Set along the Vaigai River, it has grown into a busy urban area while retaining a strong connection to its temple-centered layout.