Basic data in Reykjavik

Lines showing the coastline and the contours of rivers and lakes. Polygons showing land, sea, rivers and lakes. Altitude lines and elevation points. Place name. Basic map lines that show a range of land-based phenomena such as fences, vegetation barriers, ditches etc. that have not been considered a reason to include specific databases.本数据集涵盖如下要素：用于展示海岸线与河流、湖泊轮廓的线条要素；用于标识陆地、海洋、河流及湖泊范围的多边形要素；等高线与高程点；地名注记；以及用于呈现围栏、植被隔离带、沟渠等多种陆地地表现象的基础地图线条，此类要素未被作为纳入专属数据库的考量依据。