Horn (am Bodensee)

Gaienhofen is a municipality in the district of Konstanz in Baden-Württemberg in Germany. It is located at the border with Switzerland. Since 1974, Gaienhofen consists of four villages: Gaienhofen, Gundholzen, Hemmenhofen and Horn. Attractions, apart from the Lake of Constance, include the Hermann-Hesse-Höri-Museum and the Museum Haus Dix.

The Liebesinsel ("Love Island") is a small, uninhabited island on Lake Constance in Germany.

The Zeller See (Standard German of Germany; Swiss Standard German: Zellersee; could be translated as "Lake of Radolfzell") is part of the Lower Lake, the lower part of Lake Constance. It lies in the bay of Radolfzell, and between the peninsula of Mettnau to the north and the peninsula of Höri to the south. To the west it is bounded by the ried of the Radolfzeller Aach.The Zeller See has a maximum depth of 22 metres.

The Untersee (German for Lower Lake), also known as Lower Lake Constance, is the smaller of the two lakes that together form Lake Constance and forms part of the boundary between Switzerland and Germany.

Steckborn District is a former district of the canton of Thurgau, Switzerland. It had a population of 18,215 (as of 2009). Its capital was the town of Steckborn. The former district contained the following municipalities:

Steckborn is a municipality in Frauenfeld District in the canton of Thurgau in Switzerland. It is located on the south-western arm of Lake Constance known in German as the Untersee ("Lower Lake").

Mettnau is a peninsula, located east of the town of Radolfzell in the western part of Lake Constance. It lies between the Markelfingen corner in the north and the Zeller See in the south and has a length of 3.5 kilometers and a width of up to 800 meters, a size of 140 hectares.A large part of the peninsula is a nature reserve. The Nature Reserve Mettnau includes a small island name Love Island. It is managed by Naturschutzbund Deutschland on behalf of the Regierungsbezirk of Freiburg. A spa is located on the island, and a field station of the Bird observatory Radolfzell.

Berlingen is a municipality in Frauenfeld District in the canton of Thurgau in Switzerland. It is located on the Untersee, the west tip of Lake Constance.

Berlingen railway station (German: Bahnhof Berlingen) is a railway station in Berlingen, in the Swiss canton of Thurgau. It is an intermediate stop on the Lake line and is served as a request stop by local trains only.

The Museum Haus Dix or House Museum Dix is the former studio and home of the German painter Otto Dix in Hemmenhofen, a district of the municipality of Gaienhofen, and also an establishment of the Kunstmuseum Stuttgart.

The Markelfinger Winkel is the part of Lake Constance between the upper part of the Mettnau Peninsula and Markelfingen. It is the northwestern continuation of the Gnadensee and its parent lake, the Untersee ("Lower Lake Constance"). It has an area of around one square kilometre.

Steckborn railway station (German: Bahnhof Steckborn) is a railway station in Steckborn, in the Swiss canton of Thurgau. It is an intermediate stop on the Lake line and is served by local trains only.