OneGeology Portal: Geological maps from geological surveys around the world in one viewer. OpenTopography: High-resolution lidar and elevation data, searchable on a map.
| OneGeology Portal | OpenTopography | |
|---|---|---|
| Category | Geology, Terrain & Ocean Floor | Geology, Terrain & Ocean Floor |
| Coverage | Worldwide | Worldwide |
| Updates | Periodically | Periodically |
| Data source | National geological surveys | Lidar surveys and global DEMs |
| Made by | OneGeology consortium | San Diego Supercomputer Center and partners |
| Price | Free | Free |
| Account | No account needed | Free to view, account for extras |
| 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 OneGeology Portal
- Official geology from many countries
- Layer services from national surveys
- Search by country
What you can do with OpenTopography
- Lidar datasets on a map
- Global elevation models
- Online processing
Summary based on public information. Check each map's website for current features and prices.