The Luisenpark (41 hectares) is a municipal park in Mannheim, Baden-Württemberg, Germany, whose attractions include a greenhouse, "gondoletta" boats, and a variety of facilities for children.

The Palmengarten (22 hectares) is one of two botanical gardens in Frankfurt am Main and the largest garden of its kind in Germany. It is located in the Westend-Süd district.

The Rhine is a European river that begins in the Swiss canton of Graubünden in the southeastern Swiss Alps, forms part of the Swiss-Austrian, Swiss-Liechtenstein border, Swiss-German and then the Franco-German border, then flows through the Rhineland and eventually empties into the North Sea in the Netherlands.