Chiemgau-Impakt - ein bayerisches Meteoritenkraterfeld The city of Nördlingen has its Rieskrater Museum and the town of Steinheim am Albuch in the Steinheimer Becken in Baden-Wuerttemberg its meteor crater museum. Many municipalities will envy Grabenstätt for the third crater museum in Germany, which - small but fine - has opened its gates in the Schlossökonomie at the city hall since October 2009. What's it all about? How come?