Houston, the fourth-largest city in the U.S., is known for its iconic NASA center, the world-renowned Texas Medical Center, and its lively annual rodeo. But in recent years, the city has evolved into a must-visit destination for the savvy traveler. With a vibrant mix of cultures—no one ethnicity holds the majority—Houston boasts an eclectic blend of top-notch cuisine, world-class culture, exciting entertainment, and unbeatable shopping.

Bogotá is the sprawling, high-altitude capital of Colombia. Cradled by chilly and lush Andean peaks, the city features the colonial-era historical centre La Candelaria. Colonial buildings and cobblestone streets attract visitors to explore the Pre-Columbian Gold Museum, Fernando Botero's art and ornate churches. Bogotá’s monumental government buildings and human-scale brown brick houses are a real treat for architecture lovers. Another major attraction is the city's vibrant and varied nightlife.

Fluffy white clouds roll across skies that always seem to gleam in a spectrum of blue in the Poconos. The majesty continues with a palette of rustic orange in the fall, the pristine white of snowfall in the winter, and the verdant emerald of forests and hillsides in the summer. Reigning for decades as a popular vacation area for citizens of New York and New Jersey, the Pocono Mountains must be seen in person to be believed. Lakes and rivers to explore, land to hunt, and various ski resorts provide an unforgettable outdoors experience.

The 2000-year-old imperial city of Aachen, a cosmopolitan hub brimming with historical charm, lies at the nexus of Germany, the Netherlands, and Belgium — a trio inviting exploration. Not only famed as Charlemagne's imperial capital and his final resting place, Aachen is also renowned for its Aachener Printen, a unique type of gingerbread originating from this city.