Marzlinger Weiher is a small pond near Marzling in Landkreis Freising, Bavaria, used as an informal local swimming area. Public lakeside access appears generally permitted, with open grass banks reached by short footpaths from nearby roads and no gated entry indicated. Parking appears roadside or informal near the pond, with capacity not confirmed, so arrival earlier in the day is practical during warm weather. Regional connections through Marzling and Freising provide the public transport approach, although the final section is likely on foot. The surface is grass and natural earth around a shallow pond bed, with mixed sun and partial tree shade. There are open sunny spots for sunbathing and some tree shade, but no substantial shelters are confirmed. Water is still and shallow with a natural bed, and clarity varies with weather and season. Swimming is seasonal and centres on summer, when late morning to late afternoon offers most sun and warmer water. Outside warm months the water is cool. Facilities are very basic. Permanent toilets and showers are not confirmed, supervised swimming is not confirmed, and no regular food service is confirmed. Visitors generally bring food, drinking water, sun protection, towels and swim shoes for natural ground. Typical stays are short half-day swimming and sunbathing visits. Families use the pond, but children need supervision because facilities are basic and water is unsupervised. Specific dog rules are not confirmed, and dogs may be restricted in bathing areas during summer. The setting is generally quiet local use, becoming busier on warm summer afternoons.