The Riesenstein (English: giant's stone) is a megalith or menhir, which is situated close to the village of Wolfershausen.

A rough estimate of the surface area of the flat large side is 14 m2 (150 sq ft).

For comparison, the sarsen (also a kind of silicified sandstone that resulted from Cenozoic acid leaching)[3] stones of Stonehenge only weigh ca.

The weak, originally-horizontal bedding planes of the quartzite are now vertical, which rules out the stone being in a natural position.

Archeological digs found neolithic human remains at the base of the megalith, proving the stone was in use approximately 3000 yrs B.C.

[5][6] In the wide floodplain [of the Eder River], monks and men from the neighbouring villages built a large monastery.

But in his haste he threw wrongly and the stone dropped before it passed the Ellenberg hill on the other side of the Eder River.

Nagathe had moved in with the Giant Lothar on Lotterberg, but his rival Kunibert wouldn't accept this.