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.

Polonnaruwa, located in Sri Lanka’s North Central Province, served as the island’s capital nearly a thousand years ago. Today, it offers one of the most extensive and well-preserved archaeological sites in South Asia. Visitors can walk among the ruins of royal palaces, Buddhist monasteries, and intricately carved stone temples. One of the highlights of Polonnaruwa is the Gal Vihara, a group of colossal Buddha statues carved directly into granite.

This thriving port city has so much to offer, including several museums, the beautiful historic quarter Porto Antico and La Lanterna. This lighthouse is Genoa's best known landmark and provides stunning views over the port and bay.

Indianapolis, known as the Crossroads of America, is more than just a hub for interstates and conventions, it’s a city where speed, sports, and creativity intersect. At the center of it all is Monument Circle, a grand civic plaza anchored by the Soldiers and Sailors Monument, which visitors can climb for panoramic views of the skyline. Just a few blocks away is the Indianapolis Motor Speedway, the largest sporting venue in the world by capacity.

Sukhothai, located in north-central Thailand, was once the capital of the first independent Thai kingdom in the 13th century. Today, it’s best known for the Sukhothai Historical Park, a UNESCO World Heritage Site filled with stone temples, lotus-filled moats, and ancient Buddha statues. The park spans over 70 square kilometers and features more than 190 ruins.