Izamal, located in the heart of Yucatán, stands out as a city where centuries of history are layered in plain sight. Known as the “City of Three Cultures,” it combines ancient Maya ruins, Spanish colonial architecture, and modern-day Yucatecan life. One of the most striking features of Izamal is its golden-yellow buildings, painted this distinctive color in honor of Pope John Paul II’s visit in 1993.

Riga, the vibrant capital of Latvia, offers a captivating blend of medieval charm and contemporary energy. Founded in 1201, Riga’s Old Town, a UNESCO World Heritage Site, is a treasure trove of stunning architecture and historical landmarks. Wander through its cobblestone streets to admire the intricately carved facades of buildings like the House of the Blackheads, a striking 14th-century guildhall that epitomizes Riga's rich merchant history.

Galveston, Texas, a charming island city along the Gulf Coast, is a delightful blend of history, culture, and seaside leisure. Known for its Victorian architecture and sun-soaked beaches, Galveston offers a rich array of experiences for visitors. The Historic Strand District, with its 19th-century buildings housing shops, galleries, and restaurants, takes visitors back in time to an era of bustling port trade and grand social affairs.

Coimbra, set along the banks of the Mondego River in central Portugal, is a historic city known for its academic legacy and old-world charm. Once the medieval capital of Portugal, it is home to the University of Coimbra, one of the oldest in Europe and a UNESCO World Heritage Site.

On coastal Iceland, the globe's northernmost capital, Reykjavík, invites visitors to discover its unique charms. Iceland is rife with natural wonders: geysers, geothermic spas, waterfalls and the spectacular Northern Lights. Reykjavik, dating back to 870 AD, offers world-class museums, restaurants, shopping and nightlife.