La Paz Waterfall Gardens Nature Park is a privately managed nature park and wildlife refuge in Vara Blanca, Alajuela Province, on the northeastern slopes of Poás Volcano. The property lies at an elevation where cloud forest and rainforest meet, creating a cool, humid environment with dense vegetation and flowing streams.

Coursing through 10 countries, the Danube is the second-longest river in Europe. This waterway, lined with fortresses and castles, rises in Germany's Black Forest and runs for 1,770 miles to the Black Sea. The Danube is an essential commercial thoroughfare for central and southeastern Europe, and several river cruise companies sail vessels on it year-round. Destinations along this river include Vienna, Budapest, Passau and Bratislava.

McMurdo is distinctive not only for its scientific role but also for the unusual scale of daily life in Antarctica. The station has a power plant, medical facilities, dining services, workshops, communications systems, and specialized vehicles used to support research in extreme conditions. Nearby Scott Base, operated by New Zealand, provides another important Antarctic research presence on Ross Island. McMurdo also supports flights and overland journeys to remote parts of the continent.

Valence is a city in southeastern France and the capital of the Drôme department in the Auvergne-Rhône-Alpes region. It stands on the eastern bank of the Rhône River, between Lyon and Avignon, with the foothills of the Alps rising to the east.

Tasiilaq is the largest town in East Greenland, situated on Ammassalik Island beside a sheltered fjord and surrounded by steep mountains. Its remote setting gives the town a distinct character, with colorful houses scattered across hilly terrain and waterways leading into a rugged Arctic landscape. Tasiilaq serves as a base for exploring the surrounding fjords, glaciers, valleys, and smaller settlements.