title: Loading real terrain into three.js using free map data
body: <p>Has anyone got any ideas on how to load real terrain data into a three.js scene.</p>
  
  <p>I would like to have a 3D model on a the actual terrain , i.e the elevations and overlayed satellite imagery .</p>
  
  <p>Create scene : ok
  Load and animate models : ok
  Terrain and satellite imagery : ???</p>
  
  <p>Thanks in advance.
  Jon</p>