https://i.ytimg.com/vi/rUzJefYNQlI/hqdefault.jpg http://creativeshrimp.com In this video, we’ll go through the 5 ways of semi-automatic retopology, exemplified by our stone. 1. Triangulate and convert tris to quads 2. Remesh modifier 3. Shrinkwrap modifier 4. Contour add-on by CgCookie (http://cgcookie.com/blender/2013/07/31/announcing-the-contours-retopology-tool/) Thanks for watching! In pt.3, we’re going to sculpt this stone using dynamic topology. source