Pile Dwelling Museum(Pfahlbaumuseum Unteruhldingen) - 4 Things to Know Before Visiting

An island in Lake Constance maintained as a garden island and a model of excellent environmental practices. The park landscape comes with views of the lake, and there is a greenhouse as well with a tropical climate and thousands of butterflies.

One of the oldest inhabited castles in Germany, located on a rocky outcropping ovelooking Lake Constance. Portions of the castle are open visitors on self-guided tours. The remainder of the castle is occupied by the descendants of Karl Mayer von Mayerfels from Munich who bought the castle in 1877.

The Seerhein is a river about four kilometres long, in the basin of Lake Constance. It is the outflow of the Upper Lake Constance and the main tributary of the Lower Lake Constance. The water level of the lower lake is about 30 cm below the level of the Upper Lake. It is considered part of the Rhine, which flows into Lake Constance as the Alpine Rhine and flows out of the Lake as the High Rhine.

The museum in the old grain chute of the Kreuzlingen monastery shows exhibitions on Lake Constance fishing, Lake Constance shipping and the Lake Constance landscape in pictures on 1,500 square meters. An exhibition on the history of Lake Constance research is in preparation. It is located in the Seeburg Park in the city of Kreuzlingen.

The Bommer Weiher are a series of fish ponds near Alterswilen in the municipality of Kemmental, Canton of Thurgau, Switzerland. Their surface area is about 0.15 km². They lie in a gentle valley basin at an altitude of 530 m above sea level and extend over around 16.5 hectares. The name comes from the hamlet of Bommen, a collection of a few houses south of the water.

Arenenberg is an estate with a small chateau, Schloss Arenenberg, in the municipality of Salenstein at the shore of Lake Constance in Thurgau, Switzerland that is famous as the final domicile of Hortense de Beauharnais. Today it houses the Napoleonmuseum. It is a Swiss heritage site of national significance.