lawyers hired by drug rehab network narcocon have argued that trout run , a property in frederick county , maryland , has historic significance because president herbert hoover once caught a fish at the site .
opponents view the proposed designation as a trick to circumvent current zoning laws for the 40-acre plot of land and create a drug rehabilitation .
narcocon , a church of scientology-affiliated drug rehab network , is trying to prove that a patch of land near camp david is historic enough so that it can build a center that uses saunas and vitamin therapy for addicts .