Vis, a charming island city in Croatia's Dalmatian region, offers a serene retreat with its blend of historical allure and natural beauty. Known for its historical significance, Vis boasts remnants of its Greek and Roman past, including the well-preserved fortifications and ancient ruins. The city itself is a captivating blend of Venetian and Austro-Hungarian architecture, with quaint streets and lovely waterfronts that invite leisurely exploration.

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.

Hawaii Island, also known as the Big Island, is a place where natural wonder and cultural heritage converge in breathtaking ways. The island’s diverse landscapes span black sand beaches, verdant rainforests, and snow-capped mountains. Volcanoes National Park is a must-see destination where visitors can witness the power of Earth’s creation at the Kīlauea and Mauna Loa volcanoes, two of the most active in the world.

Guanajuato, a UNESCO World Heritage City nestled in the mountains of central Mexico, is a place where history is built into every hillside alley and underground tunnel. Today, visitors can still tour La Valenciana Mine, where centuries-old tunnels and original mining equipment offer a glimpse into the city's wealth-driven past. The nearby Templo de San Cayetano, built by mine owners in the mid-1700s, is a stunning example of baroque design, lined with gilded altars and intricate woodwork.

Khartoum, the capital of Sudan, sits where the Blue and White Nile rivers meet, creating a unique landscape of waterways, islands, and riverbanks.