Tree-lined avenues, grand architecture, and the imperative to live well defines Bucharest, a bustling city that is rebounding and expanding. In the 1900s, this vibrant Romanian capital was nicknamed "Little Paris" and that jubilant, raise-a-glass spirit carries over to this day.

Evidence of our nation's birth abounds in Boston, a hub of revolution that is essentially the oldest city in the United States. Visitors are compelled to walk the 2.5-mile Freedom Trail around the city center, and bear witness to 16 historical locations related to the history of America.

Dubrovnik, often hailed as the "Pearl of the Adriatic," is a city where history and stunning natural beauty converge. Enclosed within its ancient city walls, which are a UNESCO World Heritage Site, you’ll find a captivating blend of medieval architecture and vibrant culture. The city's Old Town is a maze of cobblestone streets, lined with baroque churches, Renaissance buildings, and charming squares.

Charming Copenhagen is the jewel of Denmark and a delightful stop for any traveler. Well-known as an eco-friendly haven for sustainable and green living, Copenhagen has embraced its status as the best “bike city” on earth and promoted the use of bicycles by locals and tourists.

Welcome to Nairobi, safari capital and the largest city in Kenya. At one time a simple hydration spot for the Maasai, this high-energy East African city now strikes a balance between the cosmopolitan and the natural. In its adjacent Nairobi National Park, visitors will see lions, zebras, giraffes and rare black rhinos.

One of Africa's most popular game reserves, Maasai Mara is located in Narok, Kenya, near the border of Tanzania. Named in honor of the Maasai people, this park is populated with wildlife including elephants, lions, zebras, and leopards.