HDRI and laserscanning the pyramids of TikalCheck this out...the 1st link is the article and all this technical stuff, but the 2nd link is actually the photos....(you need Google Earth plug-in)
http://archive.cyark.org/shooting-the-mayan-pyramids-of-tikal-blog http://archive.cyark.org/tikal-introwatch the intro on full screen, they are truly doing amazing things ...