Perhaps this old building once served as a kitchen or showers for the adjacent Goldome mine
Date: May 20, 2012, 17h51
Video snippet of riding the 10-ton bike through the Joshua tree forest on the Sagamore Cut-Off Road
It's tricky trying to ride the ungainly 10-ton bike with one hand on a camera, and only one hand on the handlebars. Youtube adjustments to the video to reduce shakiness produce interesting effects at times.