Along the western side of the Colorado River Valley between Blythe, California, and Parker, Arizona, the land slopes where it meets the Big Maria Mountains to a flat expanse of undeveloped desert.

You might have seen aerial photos of geoglyphs in Peru and Chile or even those in Great Britain and Australia, but we have equivalent cultural treasures here in the United States. A geoglyph is ...

Near the lower Colorado River in eastern California, the Blythe Intaglios are giant designs, man-made long ago by engraving, tamping or scraping away the desert pavement, thus exposing the lighter ...

The three human figures and two animals that make up the Blythe Geoglyphs - or Blythe Giant Intaglios - are enormous. So big in fact, that they can’t be fully appreciated from the ground. But the ...

After a rough ride through narrow desert washes, Alfredo Figueroa came to a clearing and ordered the vehicles to halt. The giants were waiting. Figueroa strode briskly across the plain. Before him, ...

On a recent adventure, I stopped at a gas station and started filling the tank. A gentleman at a nearby pump smiled over at me. Actually, I believe he was smiling, since the corner of his eyes ...