There’s a nice post on the Cesium blog by Chris Cooper on reconstructing 3D models from photos and visualizing them in Cesium:
http://cesiumjs.org/2014/12/10/From-the-real-to-the-virtual-world/
Check it out!
Patrick
Thats really nice. Good job.
We are creating terrains from photogrammertry also. I hope to within a few month to show the results in cesium as a quantisized mesh + ortho photo. (progressing slowly as its reseach carried out in my spare time).