PBS
Nh Pbs: Nature Works: Red Headed Woodpecker
The red-headed woodpecker can be found in woodlands throughout the United States east of the Rocky Mountains. The content of this site includes information on the characteristics, habitat, life cycle, range, behavior and diet of this...
Smithsonian Institution
National Museum of Natural History: American Mammals: Kit Fox
The kit fox has been thought by some to be a subspecies of the swift fox. This fox currently inhabits desert and semi-arid regions between the Sierra Nevada Mountains and the Rocky Mountains and on down into Baja California and the North...
Canadian Museum of Nature
Canadian Museum of Nature: Bighorn Sheep
Bighorn sheep can be found in the Canadian Rockies and in some parts of the United States and Mexico. Read some fascinating facts about these unique creatures. Pictures can also be found here.
Curated OER
Etc: Maps Etc: Mexico, Central America, and the West Indies, 1898
A map from 1898 of Mexico, Central America and the West Indies. The map includes an inset map of Cuba and the Isthmus of Nicaragua. "The surface of the Rocky Mountain highland in Mexico is quite similar to that of the great plateau...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Colorado, 1906
A map from 1906 of Colorado showing the State capital of Denver, major cities and towns, railroads, the Rockies and other mountain systems, lakes, and rivers.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Colorado, 1909
A map from 1909 of Colorado showing the State capital of Denver, major cities and towns, railroads, the Rockies and other mountain systems, lakes, and rivers.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Colorado, 1919
A map from 1919 of Colorado showing the State capital of Denver, major cities and towns, railroads, the Rockies and other mountain systems, lakes, and rivers.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Colorado, 1902
A map from 1902 of Colorado showing the State capital of Denver, counties, major cities and towns, railroads, the Rockies and other mountain systems, lakes, and rivers.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Colorado, 1920
A map from 1920 of Colorado showing the State capital of Denver, counties and county seats, major cities and towns, railroads, the Rockies and other mountain systems, lakes, and rivers.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Colorado, 1920
A map from 1920 of Colorado showing the State capital of Denver, counties and county seats, major cities and towns, railroads, the Rockies and other mountain systems, lakes, and rivers.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Colorado, 1911
A map from 1911 of Colorado showing the State capital of Denver, counties and county seats, major cities and towns, railroads, the Rockies and other mountain systems, lakes, and rivers. A grid reference in the margins of the map lists...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Colorado, 1920
A map from 1920 of Colorado showing the State capital of Denver, counties and county seats, major cities and towns, railroads, the Rockies and other mountain systems, lakes, and rivers. A grid reference in the margins of the map lists...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Colorado, 1914
A map from 1914 of Colorado showing the State capital of Denver, counties and county seats, major cities and towns, railroads, the Rockies and other mountain systems, lakes, and rivers. A grid reference in the left margin of the map...