This text presents the history of Sundythen from Prussian times to the eighteenth century, indicated the place where probably was a missing village. The name of the village, which is confirmed by sources that Sundythen, Sanditten, Senditten, the other functioning in the literature and folk tales such as Sandyty, Sądyty whether Sędyty not exist in written sources or cartographic and should be considered slang. In documents written Sundythen appear for the first time in 1353. in the privilege of the city of Olsztyn. The village functioned much earlier, as its name indicates, and the content of Olsztyn location privilege. Sundythen be initially located in the urban forest in the vicinity of settlements and settlement. Not far from the early medieval settlement were discovered medieval ceramics, which may indicate existing in this place medieval settlements (XIV–XV.). None, however, by far, of any archaeological evidence the functioning of settlements in modern times, which can, however, bring on the basis of historical conditions. Written sources are silent about the fate of the village and its inhabitants after 1353. Until the nineteenth century. Only the maps of the sixteenth and seventeenth century. Prove that the village functioned in the modern period. Its destruction caused the death of all residents in the eighteenth century. Plague, as noted in the report Olsztyn magistrate from 1854. In the nineteenth century. Remaining after Sundythen ruins and annotations in municipal documents, the name is confirmed m. In. in the terms of roads (Senditter Wege), which once led to the village. The village is preserved in local memory, her name moved to the forest and settlement, which has been preserved in folk tales, written mostly in the twentieth century.