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.

Situated on the northeastern coast of Greece, Kavala is a picturesque port city popular for its archaeological treasures, historic old town, and scenic beach. Be sure to explore the city's best known sites, including the Panagia neighborhood, the Kavala Castle, the towering Aqueduct, and the Kavala Archaeological Museum.

Whether exploring its iconic landmarks, indulging in its flavorful cuisine, or enjoying its lively nightlife, visitors are sure to fall in love with the charm and energy of Madrid.

Death Valley, California, is a land of extremes that captures the imagination with its striking desert landscapes and surreal beauty. Located in the Mojave Desert, it is the hottest, driest, and lowest national park in the United States. Visitors are drawn to its iconic features, such as the vast salt flats of Badwater Basin, which at 282 feet below sea level, mark the lowest point in North America.

Nestled between Biscayne Bay to the east and Everglades National Park to the west, Miami, Florida is one of the Sunshine State's most vibrant, culturally diverse, and dynamic cities.