descriptopm

"board_type"=>"history","information"=>"board"

"board_type"=>"nature","information"=>"board"

"operator"=>"Stichting Natuurkunst Drenthe","information"=>"board"

"bicycle"=>"yes","operator"=>"ANWB","information"=>"guidepost"

"map_size"=>"city","map_type"=>"street","information"=>"map"

"ref"=>"1138","information"=>"guidepost"

"board_type"=>"geology","information"=>"board"