The document is a satellite imagery map of the Sinabung volcano area in North Sumatra, Indonesia. It shows the volcano crater and surrounding region within a 98°16'0"E to 98°32'0"E latitude and 3°8'0"N to 3°16'0"N longitude grid. The map includes labels for villages classified as alert level 1 or prone area levels 1 and 2, as well as administrative boundaries, roads, rivers and distance markings.