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2011 Map of Callao

Name: 2011 Topographic Map of Callao
Creator: U.S. Geological Survey
Published: 2011
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 2011

About this map

Snake Valley serves as the backdrop for this high-desert landscape centered on the small settlement of Callao. The area is profoundly shaped by its location along legendary transit corridors, most notably the Pony Express and Overland Stge and the modern Pony Express Rd. These routes track across the arid terrain, connecting life-sustaining water sources like Redden Springs, Big Spring, and Willow Spring Wash.

Local history is anchored by the Callao Cemetery and a network of desert roads including Weis Hwy and Snake Valley Rd. The map details the drainage patterns of Basin Creek, Toms Creek, and Reilly Creek as they flow from the western highlands toward the valley floor. This survey offers a precise record of the infrastructure and natural landmarks in a sparsely populated but historically significant corner of the Great Basin.