Wertheim is an enchanting town on the banks of the Main River in Germany. A favorite stop on European river cruises, highlights of this charming destination include the Wertheim Castle and the town center, where you can wind your way down cobblestone streets replete with 16th century architecture. Venture outside of town and follow the Tauber River to Kloster Bronnbach, an immense and ornate monastery dating back to the 12th century.

Queenstown started off as a major gold mining area, based around the Queen River Valley. This then developed into a profitable copper mining area, which was still running until 1969. There are a variety of things to do in Queenstown, and it is a good base from which to explore western Tasmania.

Petrified Forest National Park stretches across the colorful high desert of northeastern Arizona, where grasslands, mesas, badlands, and ancient fossil deposits form an unusual landscape. The park is best known for its extensive petrified wood, much of it preserved from trees that lived in a river environment more than 200 million years ago.

Tinghir is an oasis town in southeastern Morocco, set between the High Atlas and the Anti-Atlas mountains at the entrance to the Todra Valley. The town is surrounded by an extensive palm grove where date palms, gardens, and small agricultural plots follow the Todra River. Its traditional earthen buildings and kasbahs rise above the greenery, creating a clear contrast with the dry mountain slopes nearby.

The city of Kelheim is located along the Danube River in the Bavarian region of Germany, southwest of Regensburg.