Caminha sits at Portugal’s northern edge, where the Minho River meets the Atlantic and marks the border with Spain. Its history is closely tied to defense and trade, visible in remnants of medieval walls and a compact historic center that once guarded the river mouth.

Evidence of our nation's birth abounds in Boston, a hub of revolution that is essentially the oldest city in the United States. Visitors are compelled to walk the 2.5-mile Freedom Trail around the city center, and bear witness to 16 historical locations related to the history of America.

Jodhpur, often called the "Blue City" of India, is located on the edge of the Thar Desert in the state of Rajasthan. The city is famous for the blue-painted houses in its old quarter, which create a striking contrast against the golden hue of the desert landscape.

An industrial center and the island's chief Caribbean port. Tourism, sugar refining, and distilling are important. Founded in the early 16th century, it is one of the oldest cities in the Americas.

Santa Cruz Island is the beating heart of the Galápagos and is home to the largest town in the archipelago, Puerto Ayora, and a key access point for travelers exploring this unique region. But beyond its small port and shops, the island reveals a surprising range of ecosystems, from black lava shores to lush highlands where giant tortoises roam freely.