Colca Canyon, located in southern Peru’s Arequipa region, is one of the deepest canyons in the world, twice as deep as the Grand Canyon in some areas. What makes it stand out even more is how human settlements have coexisted with the landscape for centuries. Along its walls, pre-Inca agricultural terraces still hold crops like corn and quinoa. One of the main draws of the canyon is the opportunity to see Andean condors in flight.

Home to a number of Hindu and Buddhist temples, beautiful botanical gardens, and ancient palaces, Kathmandu is the perfect place to immerse yourself in Nepali culture, history, and religion.

Kuala Lumpur, the capital of Malaysia, is a city where tradition and modernity meet in striking ways. Towering over the skyline are the Petronas Twin Towers, once the tallest buildings in the world, while at street level you’ll find lively markets, ornate temples, and colonial-era architecture.

Seen from the train, Durham presents a magnificent sight, with cathedral and castle perched atop a bluff enclosed by a loop of the River Wera, and linked to the suburbs by a series of sturdy bridges.

Puerto Rico, an unincorporated territory of the United States, is a Caribbean island rich in history, culture, and natural diversity. Its capital, San Juan, is a vibrant hub where centuries-old Spanish forts, pastel-colored colonial buildings, and lively plazas tell the story of the island’s complex past.