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.

Serbia is a country where centuries-old monasteries sit just a short drive from lively cities, and where the past is never far from daily life. In Belgrade, the capital, Kalemegdan Fortress offers panoramic views where the Danube meets the Sava River. This fortress has witnessed more than 100 battles and been rebuilt many times over two millennia. Within its walls are Roman ruins, an open-air military museum, and quiet park paths perfect for wandering between centuries of layered history.

Aarhus, Denmark's second-largest city, offers a captivating blend of historical charm and modern vibrancy. Founded in the 8th century, Aarhus boasts a rich history that visitors can explore at the Old Town Museum, an open-air museum that recreates Danish life through the ages with its historical buildings and interactive exhibits. The city's medieval roots are also visible in the well-preserved Aarhus Cathedral.

Mesa Verde National Park, nestled in the southwestern corner of Colorado, offers an extraordinary journey into the ancient past of the Ancestral Puebloans. This UNESCO World Heritage Site is renowned for its remarkably well-preserved cliff dwellings, built into the sheer rock faces of the canyon walls.

Ullapool is a village in the Scottish Highlands about 65 miles north-west of Inverness. Ullapool is known for the progressive, ecologically sound practices of its inhabitants and is the center for the Highland Environment Centre; a project of the Highland Eco Trust.