1. SRTM (nice download interface): 90m resolution elevation data from the Shuttle Radar Topography Mission.
  2. Global Multi-Resolution Topography: Gridded elevation of 100m resolution, covering terrestrial and sea-floor topography.
  3. ALOS Global Digital Surface Model: 30m-resolution Digital Surface model from the ALOS satellite.
  4. ETOPO1: 1 arc-minute resolution relief model including ocean bathymetry.
  5. Bhuvan
  6. Google Earth interface (1 and 5-degree tiles)
  7. Resampled data (250m, 500m, and 1 km): Google Drive
  8. Download ALOS data
  9. SRTM data
  10. LiDAR data