Mystery as giant sinkhole opens gaping chasms measuring SIX FEET deep across 500 feet of pavement on Arizona roadway

By Daily Mail Reporter and Associated Press Reporter

PUBLISHED: 00:00 EST, 22 February 2013 | UPDATED: 11:40 EST, 22 February 2013

A giant sinkhole opened on an Arizona road and ensnared two cars on Wednesday, leaving several gaping holes nearly six feet deep and closing the road indefinitely.

The Arizona Department of Transportation says the stretch of U.S. 89 in northern Arizona will remain closed indefinitely because of damage to the roadway about 25 miles south of Page. Two of the drivers ensnared by the sinkhole reported minor injuries.

While the agency is still trying to determine what exactly happened to cause the ground to shift beneath the road, the agency continues to assess the significant damage to the highway. Geotechnical engineers are currently evaluating the stability of the mountain slope…