1) Holocaust location in Poland 2) Impact crater on Mars
Found on
https://www.crosswordclues.com/clue/grójec
==World War II== In July 1940, during the Nazi Occupation of Poland, German authorities established a Jewish ghetto in Grójec, in order to confine its Jewish population for the purpose of persecution and exploitation. The ghetto was liquidated in September 1942, when all its 5,200–6,000 inhabitants were transported in cattle trucks to Warsaw Gh...
Found on
http://en.wikipedia.org/wiki/Grójec
No exact match found.
