Ключевые слова: 3d, abstract, area, backdrop, background, chart, contour, curves, design, diagram, direction, drawing, earth, frame, geographic, geometric, graphic, grid, guide, hiking, hill, illustration, land, landscape, latitude, line, longitude, map, mountain, movement, nature, navigation, perspective, physical, plan, relief, smooth, striped, surround, swirl, technology, terrain, texture, topographic, travel, valley, white, wireframe,