The capital and largest city in Hungary, Budapest is a favorite European destination for millions of tourists each year. Once the center of the Austro-Hungarian Empire, this cosmopolitan city and UNESCO World Heritage site has plenty of historical and cultural landmarks to explore.

Situated on the equator and nestled beneath an imposing volcano, the rugged, sprawling, and vibrant city of Quito offers adventure galore. A South American gem and Ecuador’s capital, Quito combines the best of its Incan and Spanish influences in fascinating cultural attractions, and the city’s surrounding natural beauty will surely astound you.

Plovdiv, one of the oldest continuously inhabited cities in Europe, carries over 8,000 years of history layered into its streets. The Roman Theater, still in use today, was discovered by accident in the 1970s and now hosts operas and concerts overlooking the Rhodope Mountains. Nearby, visitors can walk the remains of a Roman stadium buried beneath the main pedestrian street, where modern shops and cafés stand above ancient foundations.

Český Krumlov, a picturesque city in the Czech Republic, is a treasure trove of medieval charm and architectural splendor. Nestled in the South Bohemian Region, this UNESCO World Heritage Site is renowned for its stunning Český Krumlov Castle, which towers over the city and offers panoramic views of the winding Vltava River and the old town's red-tiled rooftops.

Pikes Peak, located in the heart of Colorado's Rocky Mountains, offers visitors an awe-inspiring natural experience. The Pikes Peak Highway, which ascends to the summit, allows travelers to reach the top by car, making it a popular choice for those looking to experience high-altitude vistas without the strenuous hike.