Whether cruising along its waters, exploring historic towns, or simply soaking in the scenic views, the Rhine River offers an experience that is as diverse as the countries it passes through.

Isabella Island is the largest of the Galapagos islands, on the western end of the archipelago. Shaped like a seahorse when viewed from above, Isabella is home to more wild tortoises than any other island, as well as a wide variety of other animal, bird and marine life.

On Cook Strait sits Wellington, New Zealand's charming windy city. Must-sees here include the waterfront, the lovely beaches, and the Wellington Cable Car that takes riders to botanical gardens. For cultural exposure, visit The Museum of New Zealand Te Papa Tongarewa, with its Maori national treasures and art gallery. Wellington Zoo is another key attraction, and features Tahi, a one-legged kiwi, as its mascot.

Villahermosa, the capital of Tabasco, is a city where ancient civilizations, tropical landscapes, and modern life intersect. Known as the “gateway to the Mayan world,” the city sits on the banks of the Grijalva River and serves as a cultural hub for southeastern Mexico. One of its most unique attractions is Parque-Museo La Venta, an open-air museum that blends archaeology with a jungle setting.

Morelia, the capital of Michoacán, is a city that wears its history in stone. Built in the 16th century and recognized as a UNESCO World Heritage Site, its historic center is filled with over 200 colonial-era buildings made from pink cantera, a soft volcanic stone that gives the city its distinct look. The centerpiece is the Morelia Cathedral, a massive baroque structure that features twin towers that light up every Saturday night with a fireworks and music display.