Because many of the images overlapped and contained
readily identifiable landmarks (
such as footprints, labeled in leftmost image), the team could use sophisticated software to stitch 12 of the digital files together to create a single 45 - meter - long 3D model of the site (left and center;
colors in center panel represent elevations from low [blue] to high [red]-RRB-.
In the 1960s, he began making assemblages using
readily available materials
such as pins,
colored yarn, razors, jewelry and other glittery commercial objects.