Tag 'operator = Wilhelm-Foerster-Sternwarte e.V. Berlin'

• 1: contact:facebook
• 1: observatory:type
• 1: website
• 1: man_made
• 1: fee
• 1: tourism
• 1: addr:postcode
• 1: building
• 1: operator
• 1: addr:city
• 1: addr:housenumber
• 1: phone
• 1: name
• 1: opening_hours
• 1: addr:street
• 1: wikipedia
• 1: wikidata
• 1: contact:website
• 1: email