"email"=>"info@hetwapenvanruinen.nl","information"=>"office"
"hiking"=>"yes","information"=>"map","map_size"=>"region","map_type"=>"topo"
"information"=>"map","map_size"=>"region","map_type"=>"topo","mtb"=>"yes"
"board_type"=>"nature","information"=>"board","operator"=>"Staatsbosbeheer"