Passau sits on the confluence of the Danube, the Inn and the Ilz, so it is fitting that it is known as "the Dreiflüssestadt", which means the “City of Three Rivers.” The historical center offers a cathedral, churches and museums to explore, and the embankment is perfect for a romantic stroll.

The largest Pacific seaport in Guatemala, Puerto Quetzal is also the gateway to Antigua, a well-preserved colonial city.

This 2,000-year-old city, where the Teutonic Order founded one of its first commanderies in the 13th century, lies on the convergence of the Moselle and Rhine Rivers.

Hot springs, geysers and all manner of wildlife are just a few of the things that define the natural wonder of Yellowstone National Park.

This energetic city is home to three UNESCO World Heritage Sites: the Elephanta Caves, Chhatrapati Shivaji Maharaj Terminus, and the city's distinctive Victorian and Art Deco buildings. It is the largest city in India and contains 7 distinct districts. There is so much to see here, but the most popular tourist attractions are typically concentrated in South Mumbai such as the Elephanta Caves, the Gateway of India and Chhatrapati Shivaji Maharaj Terminus.

The capital and largest city in Hungary, Budapest is a favorite European destination for millions of tourists each year. Once the center of the Austro-Hungarian Empire, this cosmopolitan city and UNESCO World Heritage site has plenty of historical and cultural landmarks to explore.