"megalith_type"=>"dolmen","ref"=>"D27","site_type"=>"megalith","wikidata"=>"Q2688481"
"megalith_type"=>"dolmen","ref"=>"D29","site_type"=>"megalith","wikidata"=>"Q3136307"
"ref"=>"D26","heritage"=>"2","wikidata"=>"Q3113260","site_type"=>"megalith","megalith_type"=>"dolmen"
"ref"=>"D28","wikidata"=>"Q2326552","site_type"=>"megalith","megalith_type"=>"dolmen"