Tianditu: China's official national online map service. The National Map Viewer: Official US topographic data: elevation, hydrography, boundaries and imagery.
| Tianditu | The National Map Viewer | |
|---|---|---|
| Category | Map Platforms & National Atlases | Map Platforms & National Atlases |
| Coverage | China | United States |
| Updates | Periodically | Periodically |
| Data source | Ministry of Natural Resources of China | US Geological Survey |
| Made by | Ministry of Natural Resources (China) | US Geological Survey |
| Price | Free | Free |
| Account | No account needed | No account needed |
| On phones | Best on a computer | Best on a computer |
| Map view | Flat map | Flat map |
| Visits from ColorfulMaps | 0 | 0 |
| Open map | Open map |
What you can do with Tianditu
- Official vector and imagery maps
- Terrain layer
- Provincial map portals
What you can do with The National Map Viewer
- US topographic base layers
- Elevation and hydrography
- Free data downloads
Summary based on public information. Check each map's website for current features and prices.