ORGAN PIPE CACTUS NATIONAL MONUMENT, ARIZONA

rgan Pipe Cactus National Monument includes 300,000 acres in southwestern Arizona along the Mexican border. Think stunning desert vistas, a remoteness so intense you can feel it, heat (it was 112 degrees the day we were there), a sense of danger (more on that in a bit) and organ pipe cactus (a plant found here and few other places in the world). There are at least two interwoven histories here, one of the