USPS unveils Route 66 centennial stamps, from photographer’s 42 trips

(AP) — You’re standing in the middle of an empty highway, staring off into the fading, golden light of Arizona’s high desert. The soundtrack playing in your mind? Depeche Mode.

Industrial-leaning synth-pop strains might seem incongruous with such a vista, but it was the alternative rock band’s homage to Route 66 that seduced David J. Schwartz. With camera in hand he has made 42 trips over two decad…