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.

Las Vegas, Nevada, is an electrifying city where glitz and glamour meet entertainment and excitement. Known as "The Entertainment Capital of the World," Las Vegas offers an unparalleled array of attractions, from its iconic casinos and luxurious hotels to its world-class dining and live shows. The city's entertainment scene is second to none, featuring legendary headliners, cutting-edge performances, and an array of themed attractions.

Abilene is no-nonsense and traditional, but it's just as capable of having a good time as any rip-roaring cowpoke. When you're in Abilene, take time to see the Abilene Zoo, particularly the Texas Plains exhibit, a unique collection of species native to that part of the country (if you've never seen a javelina, here's your chance).

The city of Puerto Montt sits on the coast of Chile's Lake District and is considered a gateway to some of the country's most breathtaking natural beauty, including the fjords of Patagonia and the impressive Andes mountain range. Puerto Montt often serves as a port for South American cruises.

Libourne, located in northern Gironde, is a picturesque town known for its rich history and vibrant wine culture. Founded in 1270 as a bastide by Roger de Leybourne, Libourne has long been a key port for the wine trade, particularly for the renowned vineyards of Saint-Émilion and Pomerol. Visitors can explore the charming town center, which features the beautiful Place Abel-Surchamp, surrounded by traditional arcades and lively farmers markets. The town hall, with its grand interior and historic