Abstract: A satellite image analysis and processing apparatus includes a DEM extraction unit for extracting digital elevation model information having topography data and steeple-shaped building data; a topography situation recognition unit for discriminating a kind of topography and recognizing a topographic situation from the topography data of the digital elevation model information; a steeple-shaped building recognition unit for recognizing shape and location information of steeple-shaped buildings from the steeple-shaped building data of the digital elevation model information; a time series recognition unit for recognizing a change with time; and an altitude visibility information preservation unit for preserving altitude visibility information obtained by combining information acquired by the topography situation recognition unit, information acquired by the steeple-shaped building recognition unit, and information acquired by the time series recognition unit in an altitude visibility information database provid

Abstract: An altitude visibility information provision system and a flight obstacle recognition system of the invention are formed by a satellite image analysis and processing apparatus and an altitude visibility information preservation apparatus.