Marijuana plants are loaded into a police vehicle outside Pelican Rapids, Minn.
This Sept. 19, 2011 photo provided by Otter Tail County (Minn.) sheriff’s office, marijuana plants are loaded into a police vehicle outside Pelican Rapids, Minn. A hiker's tip has led authorities to a large marijuana-growing operation hidden in a western Minnesota state park. The operation was uncovered at Maplewood State Park near Pelican Rapids. The plants were not growing wild but were cultivated. Some of them were 5 feet tall. Tags with names such as "Voodoo," "Poison" and "Blue Skunk" were marking the plants. (AP Photo/Otter Tail County (Minn.) sheriff’s office )
Read the article: Pot farm found at Maplewood State Park prompts safety warning