Valley of Mt. Lyell, Yosemite 1868 Frame:Black and Horn Dace was drawn

and Horn Dace was drawn by H

Made from combining 23 historic USGS topographic maps together with modern elevation data

you’ll appreciate this map of the Pine Region of Minnesota from 1899

WY USGS Map in our Historic Series

Our British Columbia Hydrological Map shows in fascinating detail how the province’s rivers and streams flow and interconnect

Valley of Mt. Lyell, Yosemite 1868 Frame:Black and Horn Dace was drawnWe love Yosemite, and we love these beautiful historical photographs that give us an intriguing glimpse into its past. The photos by Carleton Watkins are from The Yosemite Book, published in 1868, which was the result of a government survey lead by J. D. Whitney started five years earlier. It resulted in the most accurate and detailed maps of the Yosemite Valley from the time, and photos that brought to life the splendor of the area. Soon after,