Osaka is a city that thrives on contrasts with centuries-old castles sit just blocks from neon-lit arcades and high-speed trains. Once known as “Japan’s kitchen” during the Edo period, Osaka played a key role in rice trading and food distribution across the country. Today, visitors can walk the grounds of Osaka Castle, originally built in the 16th century by Toyotomi Hideyoshi, and take in panoramic city views from the top floor of its museum.

Batalha, a small town in central Portugal, is steeped in history and home to one of the country’s most magnificent monuments, the Batalha Monastery. This UNESCO World Heritage Site, also known as the Monastery of Santa Maria da Vitória, was built to commemorate the Portuguese victory over Castile at the Battle of Aljubarrota in 1385. I

Kosovo, one of Europe’s youngest countries, offers visitors a glimpse into a landscape marked by resilience and rich tradition. The capital, Pristina, blends modern life with historical landmarks such as the Imperial Mosque, built in the 15th century, and the National Library, known for its unique architectural style. Walking through the city, visitors encounter a mix of Ottoman influences alongside vibrant street art and lively cafes.

Kẻ Bàng National Park lies in central Vietnam, near the border with Laos, and is known for its vast network of limestone mountains and underground rivers. The park forms part of one of the oldest karst landscapes in Asia, shaped over millions of years into a maze of caves, cliffs, and dense forest. Among its most famous features is Sơn Đoòng Cave, recognized as the largest cave on Earth, with sections so vast that clouds can form inside and a jungle grows beneath its collapsed roof.

Long regarded as one of the freest-thinking college towns in the U.S., Ann Arbor is home to the University of Michigan, the Gerald R. Ford Presidential Library and Domino's Pizza. While you're in Ann Arbor, be certain to see the city's many fascinating historic buildings; the Kelsey Museum of Ancient and Medieval Archaeology; and Kerrytown (a diversity of specialty shops and eateries in restored 19th-century buildings close to the Farmers Market).