Download FREE The Big Knoll (AZ) USGS topo maps. These are full-sheet 7.5 Minute (1:24,000 scale) topographic maps. The red outline on the map below identifies the boundaries of The Big Knoll topo map.
The Big Knoll topo maps are provided as PDF files contained in ZIP files.
Note: The most current map is the 2014 The Big Knoll topographic map.
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