Best lakes in Ilm-Kreis are primarily impressive dams and reservoirs, as Thuringia features few large natural lakes. This district offers diverse recreational opportunities and natural beauty, particularly around its water bodies. The region's lakes provide settings for outdoor activities and offer picturesque views within forested landscapes. Visitors can explore various man-made and natural features across these aquatic destinations.
Last updated: May 9, 2026
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A very beautiful dam, but sometimes frightening to see when the water level is low.
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June 2025 the reservoir may not be used due to water shortages under penalty of law.
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The Lütsche Dam is located on the northern slope of the Thuringian Forest, near Frankenhain in the Ilm district. It was originally used by the German Reichsbahn to supply stations such as Arnstadt, Neudietendorf and Erfurt with soft water for steam locomotives.
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Construction of the Dam in Facts and Figures
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Very beautiful reservoir in the middle of the Thuringian Forest 💚
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Swimming, fishing, relaxing, SUPing and camping. Everything is possible on the Lütsche.
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The Heyda Reservoir features a well-marked circular hiking trail, offering picturesque views through forested landscapes. Another excellent option is the Lütsche Dam, which has a two-kilometer circular path and a longer 12-kilometer 'Lütsche-Flößgraben' trail. For more extensive hiking, cycling, or running routes in the region, you can explore the various trails available in the MTB Trails in Ilm-Kreis, Cycling in Ilm-Kreis, and Running Trails in Ilm-Kreis guides.
Yes, several lakes in Ilm-Kreis are suitable for families. The Lütsche Dam offers coarse gravel beaches for swimming, boat rentals, children's playgrounds, and volleyball. The Ilmenau Ponds, particularly the Great Pond, provide a park-like section, boat rentals, and have a zoo and school camp nearby. The Heyda Reservoir also has an east bank popular with bathers and hikers, making it a good choice for family outings.
The Lütsche Dam is excellent for swimming, diving, and rowing, with summer water temperatures typically ranging from 15°C to 20°C. It also offers boat rentals. The Great Pond within the Ilmenau Ponds area also provides boat rentals. The Heyda Reservoir's east bank is popular for bathing.
For tranquility, the Upper Sieglitz Pond is described as an idyllic lake with a nice rest stop, perfect for unwinding. Similarly, Knöpfelstaler Pond is known for its peaceful atmosphere, offering a refuge for visitors seeking calm.
Near the Heyda Reservoir, you can find the Riverdam Beer Garden & Steakhouse, which offers a cozy ambiance overlooking the water. The Lütsche Dam area has a campsite and several small restaurants, including a rustic inn serving hearty food and drinks. The Upper Sieglitz Pond also features a nice rest stop.
The lakes in Ilm-Kreis, primarily dams and reservoirs, are set within beautiful forested landscapes. The Heyda Reservoir offers unique landscapes with exposed tree stumps visible during low water levels. The Lütsche Dam provides scenic views from its wall. The Ilmenau Ponds are a wetland area, offering a peaceful natural setting. Many highlights, such as the View of the Lütsche Reservoir from the dam, are specifically noted for their scenic vistas.
Yes, at the Heyda Reservoir, the dam's structure can be observed, and during periods of low water, unique landscapes with exposed tree stumps become visible. The Heyda Reservoir Dam is a specific highlight for this. Similarly, the Lütsche Dam offers scenic views from its impressive wall.
Many of the lakes in Ilm-Kreis are man-made reservoirs with interesting histories. The Heyda Reservoir was constructed between 1980 and 1988 for irrigation, flood protection, and water supply. The Lütsche Dam, built between 1935 and 1938, originally supplied soft water to train stations. The Ilmenau Ponds have a centuries-long history of fish farming due to their unique geological formation over gypsum stone.
Yes, the Lütsche Dam offers a relatively easy two-kilometer circular path around the lake, perfect for a refreshing walk. The Heyda Reservoir also has a circular hiking trail that is generally accessible. For a very relaxed experience, the Upper Sieglitz Pond is known for being idyllic with a nice rest stop, suggesting an easy, pleasant stroll.
Visitors appreciate the natural beauty and tranquility of the lakes. Many enjoy the well-maintained circular trails, like the one around Heyda Reservoir, which offers changing scenery with the seasons. The Lütsche Dam is valued for its natural setting, opportunities for swimming, and the rustic charm of its nearby inn. Quiet spots like Upper Sieglitz Pond and Knöpfelstaler Pond are cherished for their peaceful atmosphere, ideal for relaxation.
The Lütsche Dam is well-known for its coarse gravel beaches, making it a popular spot for swimming and bathing. The Lütsche Reservoir Beach is a specific highlight. The eastern bank of the Heyda Reservoir also caters to bathers, offering a suitable area for swimming.


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