The Istituto Geografico Militare (IGM), or Military Geographic Institute is an Italian public organization, dependent on the Italian Army general staff (Stato Maggiore dell'Esercito). It is the national mapping agency for Italy.
Its headquarters are in via Cesare Battisti, Florence, and they occupy most part of Santissima Annunziata cloister. It was established by king Vittorio Emanuele II in 1861 and it is ruled by the law n. 68 February 2, 1960.
- (in Italian) History and general information about the IGM
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