dryfj.com / drycyclist.com (kevin cook)

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dvj-000018-tiles.jpg Standing in the middle of what was probably the campground's officeThumbnailsStanding in the middle of the abandoned campground's swimming poolStanding in the middle of what was probably the campground's officeThumbnailsStanding in the middle of the abandoned campground's swimming poolStanding in the middle of what was probably the campground's officeThumbnailsStanding in the middle of the abandoned campground's swimming poolStanding in the middle of what was probably the campground's officeThumbnailsStanding in the middle of the abandoned campground's swimming poolStanding in the middle of what was probably the campground's officeThumbnailsStanding in the middle of the abandoned campground's swimming pool

Not all interesting patterns out here in the desert are natural earth features.