located north indiana united_states indiana oldest state forest formed forest research facility nursery later expanded originally acres total land area acres km2 interstate features trails exclusively trails internal trails mile horse trails miles mountain bike trails nature preserves situated forest forest contains yard outdoor gun range history concern turn 20th century facilities indiana forced close timber supplies wood furniture makers timber industry major southern indiana agricultural income thousands acres response problem state indiana decided establish series state forests ensure continued existence timber facilities allow indiana maintain ability export hardwood created indiana state government purchased acres km2 forest north noted features isolated conical hills use indiana state forest cost planted later moved parts state practice allowed productive use land forest facilitated teaching art forestry botanist indiana state charge making state forest experimental laboratory 20th century forest care opening forest different tree types tested survive great depression chose training center indiana largest november created artificial lakes built bridges aid water conservation provide beauty spots forest teach forestry skills members state forest proximity key decision focus attention features having grown original acres km2 covers acres km2 roads paths area includes miles miles horse trails ranging easy riders rugged experienced riders existence horse trails reason nearby state park include development plans hunting allowed areas designated specifically popular recreational activities species wildlife interest hunters include deer design primitive areas forest allowed camping feet recreational pursuits visitors include hiking fishing human activities secondary importance primary function state forest timber management native non native tree grown forest trees officially allowed sold lumber state forest years old chosen trees provide area native deer live open smaller animals brush area included protected areas white oak acres km2 acres nature preserves species tree include black oak black sugar trees north fish lakes include acres acres oak acres pine acres acres acres acres
Clark State Forest