"fee"=>"yes","source:date"=>"2014-03-24"
"fee"=>"yes","wikidata"=>"Q2409236","wikimedia_commons"=>"Category:Roman catacombs (Valkenburg)"
"fee"=>"yes","opening_hours"=>"Tu-Su 13:00-16:30","source:addr"=>"BAG","source:addr:date"=>"2014-03-24","wikidata"=>"Q17457800","wikimedia_commons"=>"Category:Museum Het Land van Valkenburg"
"email"=>"info@heemkundebeek.nl","opening_hours"=>"Tu,Th,Fr 9:30-12:00"
"fee"=>"yes","opening_hours:url"=>"https://www.elsmuseum.nl/activiteiten","source:date"=>"2014-03-24","wikidata"=>"Q28737188"