Entrance to Angkor Thom, Siem Reap, Cambodia, 2020. 590nm infrared. Canon EOS R, Canon RF 24-105mm F4 L IS USM at 47mm. Exposure: 1/1600 sec., ƒ/7.1, ISO 400. I fell in love with photography in 1974—or, more to the point, I became infatuated with working in the darkroom. My images were not anywhere near special, but I spent hours in a cloud of toxic fumes and vapors, watching the alchemy of images emerge from blank pieces of paper. I felt like a magician. Anyone who has worked in a darkroom knows that feeling well. But I abandoned my darkroom in the mid 1980s for color transparency film, the choice for a working magazine professional at that time. Now, like most of...