September 25, 2018
Agate Bridge is located 10.6 miles north of the south entrance station to Petrified Forest National Park in northeastern Arizona. (Loretta Yerian/NHO)
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A Canadian energy company will add to its helium operation with more than 3,000 acres of newly leased federal land near Petrified Forest National Park in northeastern Arizona.
By Chris McCrory, Cronkite News
September 25, 2018
