citiesatnight.org - Cities at Night - The first night color maps of the Earth

Keywords: Semantic Web, RDF, earth at night, Ontology, linked data, world at night, oeg, city at night, cities at night, night map

stars4all.eu - Stars4All – Let the stars be your light

Keywords: Semantic Web, RDF, Ontology, linked data, oeg, sky live tv, cities at night, all stars 4, roman summer solstice, Ontology Engineer...

nexuslinguarum.eu - Nexus Linguarum – Nexus Linguarum

oeg-upm.net - Ontology Engineering Group

Keywords: Semantic Web, upm, RDF, Ontology, linked data, resource description framework, oeg, jurix, Ontology Engineering Group, Ontology Gr...