A charming city nestled on the banks of the Rhine, Mainz, Germany lies southwest of Frankfurt and is replete with historic buildings and famous museums. The city's Altstadt district meets the river's edge and boasts a variety of beautiful and fascinating landmarks.

This coastal route runs between the Gulf of Alaska and Puget Sound, and is a popular route for cruise ships. Cruise passengers can expect to see a breathtaking amount of wildlife, as well as Ketchikan, Wrangell, Prince of Wales, Sitka, Juneau, Haines, Skagway and Glacier Bay.

Vienna has a long memory. Once the capital of the Habsburg Empire, the city still carries signs of its imperial past in its palaces, concert halls, and wide boulevards. Visitors can walk through the Hofburg complex, where emperors once ruled, or tour the opulent rooms of Schönbrunn Palace, which features 1,441 rooms and a maze in its gardens. But Vienna’s many historic buildings now house contemporary art museums, cafés, and institutions that reflect the city’s modern identity.

Algiers, Algeria’s capital, is a city where centuries of history unfold along the shores of the Mediterranean. Known as “El Bahdja,” or “The Joyful,” Algiers blends striking buildings, seaside breezes, and layered stories. One of its most iconic landmarks is the Casbah, a UNESCO World Heritage site with maze-like alleyways, Ottoman-era palaces, and hidden terraces overlooking the bay. The Grand Post Office, with its striking facade and intricate neo-Moorish details, anchors the city’s downtown.

Calgary, set against the backdrop of Alberta’s prairie landscape and the distant Canadian Rockies, is a city where western heritage and modern innovation meet. Once a hub for cattle ranching and the oil industry, it has grown into one of Canada’s most dynamic urban centers.