The Anaconda Mining Company was founded in this state by Marcus Daly after a discovery of silver and copper deposits, and its town of Glasgow is located near its Fort Peck Lake. The Pompey's Pillar national monument in this state is notable for the signature of William Clark inscribed upon it. It has the distinction of being the only state with rivers that eventually flow 
The Anaconda Mining Company was founded in this state by Marcus Daly after a discovery of silver and copper deposits, and its town of Glasgow is located near its Fort Peck Lake. The Pompey's Pillar national monument in this state is notable for the signature of William Clark inscribed upon it. It has the distinction of being the only state with rivers that eventually flow into the Pacific Ocean, Gulf of Mexico, and Hudson Bay. Also home to the Glacier National park, the Clark, the Blackfoot and the Bitterroot Rivers run through Missoula in this state. For 10 points, identify this state, whose largest city is Billings.
The Anaconda Mining Company was founded in this state by Marcus Daly after a discovery of silver and copper deposits, and its town of Glasgow is located near its Fort Peck Lake.
{Montana}