Southern California's recent historic swell produced all the usual highlights: giant surf at exposed breaks (ahem, the Wedge), dramatic beach erosion (also the Wedge), and crowds (yep, Wedge again) lining the coast to watch Mother Nature put on a show. But perhaps the strangest wave of all appeared inside Dana Point Harbor. As 20-foot sets slammed Orange County, massive waves began spilling over the Dana Point breakwater. Instead of dissipating, some of that energy wrapped into the harbor and created a novelty wave that quickly attracted adventurous surfers looking for something completely different, something a little less precarious than the usual haunts. Footage captured by BEEFS TV shows riders taking off on waves breaking in a place that was never designed for surfing. The scene looked almost surreal. Fishing boats, docks, and harbor infrastructure sat just yards away as surfers carved across waves generated by one of the largest swells Southern California has seen in years.…