Yellowston North, Wyoming - 30x60 Minute USGS Topographic Map SH-4E The Harrisburg Junction quadrangle lies

The Harrisburg Junction quadrangle lies in the transition zone between the Colorado Plateau and Basin and Range physiographic provinces

With routes from long treks to short walks

In The Heart of Everything That Is

major lakes

Your trips will take you through spectacular scenery

Yellowston North, Wyoming - 30x60 Minute USGS Topographic Map SH-4E The Harrisburg Junction quadrangle liesThe distinctive characteristic of a topographic map is that the shape of the Earth's surface is shown by contour lines. Contours are imaginary lines that join points of equal elevation on the surface of the land above or below a reference surface, such as mean sea level. Contours make it possible to measure the height of mountains, depths of the ocean bottom, and steepness of slopes. A topographic map shows more than contours. The map also includes