Southeast Spain's seaport of Cartagena is a large naval base on the Mediterranean coast. The city was founded in 220 B.C. and boasts Roman ruins, mosaics and murals.

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.

The commercial and cultural center for the Ruhr region on the Rhine River, Duseldorff is also the site of the Felderhof Cave where Neanderthal man was found in 1856.

Delphi is an iconic historical site and was once the sacred precinct of classical Greece, due to its role in Greek myth as the seat of a prophetic oracle.

Big Sur, California, is where dramatic cliffs meet the vast Pacific, creating a stunning landscape that feels almost otherworldly. Stretching for about 90 miles along California's Highway 1, this iconic coastal region offers some of the most breathtaking views in the world, with the rugged Santa Lucia Mountains rising up from the ocean to create a panorama that has captivated artists, writers, and nature lovers for generations.