Puerto Rico is a colorful and invincible archipelago. This U.S. territory, irrevocably shaped by colonialism and dramatic weather events, is awash in culture, with much to be learned in its art galleries and its centuries-old citadels. Capital city San Juan is the largest city and tourism hub. Visitors should see Old San Juan, the inviting beaches, and Museo de Arte de Ponce, among the finest art museums in the Caribbean.

Ancient history comes alive in Athens, the capital of Greece. Gaze in wonder at the Acropolis and its iconic crown, the Parthenon. Take a deeper dive into the past and visit both the Acropolis Museum and the National Archaeological Museum, which house fascinating artifacts from this ancient city.

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.

In Edinburgh, an ancient fortress looms, the hills are steep, and travelers delight in the hidden charms of the Old Town and New Town. Hike to find spectacular views on Arthur's Seat, shop the downhill streets of the Royal Mile, and visit Edinburgh Castle, an imposing royal fortress that defines this city's skyline.

Bari, the capital of Puglia in southern Italy, is a vibrant port city with a rich history and lively atmosphere. Begin your exploration at the Basilica di San Nicola, an iconic pilgrimage site housing the relics of Saint Nicholas. This Romanesque church, dating back to the 11th century, is renowned for its stunning architecture and historical significance (Basilica di San Nicola).