<P> Mark Twain National Forest ( MTNF ) is a U.S. National Forest located in the southern half of Missouri . MTNF was established on September 11 , 1939 . It is named for author Mark Twain , a Missouri native . The MTNF covers 3,068,800 acres ( 12,419 km ) of which 1,506,100 acres ( 6,095 km ) is public owned , 78,000 acres ( 320 km ) of which are Wilderness , and National Scenic River area . MTNF spans 29 counties and represents 11 % of all forested land in Missouri . MTNF is divided into six distinct ranger districts : Ava - Cassville - Willow Springs , Eleven Point , Houston - Rolla , Cedar Creek , Poplar Bluff , Potosi - Fredericktown , and the Salem . The six ranger districts actually comprise nine overall unique tracts of forests . Its headquarters are in Rolla , Missouri . </P>
<P> Mark Twain National Forest ( MTNF ) is a U.S. National Forest located in the southern half of Missouri . MTNF was established on September 11 , 1939 . It is named for author Mark Twain , a Missouri native . The MTNF covers 3,068,800 acres ( 12,419 km ) of which 1,506,100 acres ( 6,095 km ) is public owned , 78,000 acres ( 320 km ) of which are Wilderness , and National Scenic River area . MTNF spans 29 counties and represents 11 % of all forested land in Missouri . MTNF is divided into six distinct ranger districts : Ava - Cassville - Willow Springs , Eleven Point , Houston - Rolla , Cedar Creek , Poplar Bluff , Potosi - Fredericktown , and the Salem . The six ranger districts actually comprise nine overall unique tracts of forests . Its headquarters are in Rolla , Missouri . </P>
where is the mark twain national forest located
where is the mark twain national forest located
southern half of Missouri
southern half of Missouri