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.

Guaymas lies along the Gulf of California in the Mexican state of Sonora, shaped by its role as a working port rather than a resort city.

Chennai, the capital of Tamil Nadu, is one of India’s oldest continuously inhabited cities, where ancient temples stand alongside colonial-era architecture and modern skyscrapers. Originally known as Madras, the city grew around Fort St. George, built by the British East India Company in 1644. One of Chennai’s most well-known features is Marina Beach, which stretches for over 13 kilometers and is among the longest urban beaches in the world.

Lifou Island, the most populous of the Loyalty Islands in New Caledonia, is a flat, former coral atoll with abundant vegetation and surrounded by secluded coral reefs which many say offer some of the best snorkeling in the world.

A true gem on the Caribbean coast, the port city of Cartagena (Cartagena de Indias) welcomes visitors with its charming old town, colonial buildings, and exceptional beaches. A popular cruise ship stop, many seafarers find themselves honorary Cartagenans, as they stroll shady, cobblestone lanes and gaze upon impressive churches.