Dotted with lighthouses along its shoreline, Portland, Maine is a coastal gem in the northeastern United States and a veritable paradise for lovers of fresh seafood, craft breweries, and small-town charm. At the center of downtown Portland, the Old Port neighborhood boasts a number of unique and historical buildings, trendy restaurants and bars, and picturesque views of the Portland Harbor.

The Island of Mozambique, a UNESCO World Heritage Site, is a historical gem nestled off the northern coast of Mozambique. This small island, which was once a pivotal trading post, boasts a rich tapestry of history and culture. The island's main attraction is the Fort São Sebastião, an imposing 16th-century fortress built by the Portuguese to protect their trading interests.

Eminently livable and a pleasure to visit, Zurich is Switzerland's largest and most affluent city. This Central European metropolis is an engine of finance and banking, and has much to offer to visitors. There are numerous art museums, fine chocolate stores, and boundless luxury shopping opportunities.

Upon the banks of the mighty Nile River, the renowned city of Cairo stands tall as an iconic world capital and a well-preserved relic of antiquity. Immerse yourself in this historically significant city, replete with architectural wonders, mesmerizing artifacts, and sprawling markets humming with energy.

Ho Chi Minh City, formerly known as Saigon, is the most populous city in Vietnam at 9 million people. It is an enticing mix of the old and new, with European architecture due to French colonization to towering skyscrapers and modern shopping malls.