During the Winter Solstice, the sunset casts an ethereal glow through Keyhole Arch on Big Sur's Pfeiffer Beach that is absolutely breathtaking. This natural phenomenon doesn't have fixed dates, but the prime time for the best light is early in January, with good-to-great light occurring from around mid-December to mid-January (I've heard of some photographers having luck as late as January 31). The light comes through the Keyhole Arch perfectly (or close to it) during this time of year due to...