Keywords
1, amusement park, architecture, astronomy, back lighting, background people, building construction, central europe, clock, cloud, cloudscape, color, concept, day, distance, distant, dusk, equipment, europe, geography, germany, halde hoheward – der landschaftspark, herne, horizontal, horizontobservatorium, leisure industry, leisure time, line, lookout, measuring device, measuring point, natural science, north rhine-westphalia, number, obelisk, object, outdoor, paving stone, person, photograph, pillar, place, planetarium, recklinghausen, ruhr area, science, shadow, shape, silhouette, sky, steel arch, steel construction, structure, sundial, sunlight, sunset, time, time of day, tourism, twilight, western europe, western germany, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, 2933203