Novi Sad, Serbia’s second-largest city, sits along the banks of the Danube River and has long served as a cultural meeting point in the Balkans. Its centerpiece is Petrovaradin Fortress, a massive 18th-century stronghold nicknamed the "Gibraltar on the Danube." The fortress is known not just for its historic architecture but also for its network of underground tunnels and the iconic clock tower where the hands are reversed, meaning the large hand shows the hour.

Jaisalmer, known as the "Golden City" of India, rises from the sands of the Thar Desert with a breathtaking display of medieval architecture and vibrant culture. Dominated by its imposing fort, the Jaisalmer Fort, a UNESCO World Heritage Site, this city is a striking example of Rajput architecture.

Behold beautiful Lucerne! This German-speaking area of central Switzerland on Lake Lucerne is a truly spectacular locale. Surrounded by mountains and notable for its famous Chapel Bridge, this idyllic and musical Swiss locale is wonderful any time of year.

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.

Nestled in the Andaman Sea, Langkawi is an idyllic island escape renowned for its pristine beaches, lush landscapes, and vibrant culture. This Malaysian archipelago, comprising over 100 islands, boasts a range of natural wonders, including the Langkawi Sky Bridge, an architectural marvel suspended 700 meters above ground.