Digital Data Services, Inc. offers 1 kilometer meter Digital Elevation Models for the entire world. The 1 kilometer Digital Elevation Model dataset was collected and processed using a variety of source materials including topographic maps and vector datasets and was combined into a seamless dataset. This 1 kilometer dataset is perfect for generate shaded relief maps or performing elevation analysis on a wide coverage area. The 1 kilometer DEM product covers the entire world and can be ordered as a worldwide data bundle.