1 نتائج 'astronomical observatories'
Astronomical observatories (en)
Observatorio astronómico (es), Астрономические обсерватории (ru), مراصد فلكية (ar), Observatoire astronomique (fr)
Scientific facilities
Astronomical systems, Astronomy
Politics, law and economics
> Equipment and facilities
Observatorio astronómico (es), Астрономические обсерватории (ru), مراصد فلكية (ar), Observatoire astronomique (fr)
http://vocabularies.unesco.org/thesaurus/concept3221