ArcGIS

http://services.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/[Z]/[Y]/[X]



google

http://mt1.google.com/vt/lyrs=y&x=[X]&y=[Y]&z=[Z]



ovi

http://maptile.maps.svc.ovi.com/maptiler/maptile/newest/satellite.day/[Z]/[X]/[Y]/256/png8