The Curious Crystal Ball Inside Mount Princeton

By Jane Koerner

The logistical and technical challenges seemed daunting at times. A drilling site had to be found that met all the specifications of the geologists, who had to take into account the tectonic forces that continually shape Mount Princeton and the rest of the Sawatch Range. Permits had to be obtained from the U.S. Forest Service to fix the washed-out sections of the access road so the heavy equipment could be hauled up by truck. Even after the improvements the road proved too rough and narrow for one truck, which had to be retrieved from the edge of a cliff.

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