As a UNESCO World Heritage site, Stone Town boasts narrow, winding streets lined with towering stone buildings adorned with beautifully carved wooden doors, reflecting its rich history as a major trading hub.

Las Vegas, Nevada, is an electrifying city where glitz and glamour meet entertainment and excitement. Known as "The Entertainment Capital of the World," Las Vegas offers an unparalleled array of attractions, from its iconic casinos and luxurious hotels to its world-class dining and live shows. The city's entertainment scene is second to none, featuring legendary headliners, cutting-edge performances, and an array of themed attractions.

Hong Kong offers the best of both worlds, a thriving exciting city filled with culinary delights with mountains and sprawling parks for when you need an escape into nature. As you wander the Street Market to score bargains on local goods, make sure to indulge in a bowl of wanton noodles or freshly steamed dim sum.

Londonderry, often called Derry, is a city steeped in history and charm, uniquely surrounded by remarkably well-preserved 17th-century walls. In fact, it holds the title of being the only completely walled city in all of Ireland. Strolling along these ancient ramparts offers visitors not only a glimpse into the past but also breathtaking panoramic views of the winding River Foyle and the lively streets below.

Chile is one of the longest countries in the world, with more than 6,000 miles of coastline; it contains countless beaches for trout fishing, watersports and sunbathing. Cruise ships traveling around South America dock at its many ports, and one can't help but become enveloped in the festive Latin American culture.