Observatoire Multidisciplinaire des Instabilités de Versants




Photos 1938-1998
Aerial photos 1952-1997


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January 1938 October 1976 October 1979
October 1984 May 1986 May 1987
September 1987 August 1988 January 1989
September 1990 November 1992 December 1994
June 1996 March 1997 December 1998