Mention labyrinths, and you may think of medieval cathedrals, new age mysticism or the legend of the Minotaur in ancient Crete. You wouldn’t think of busy, urban Los Angeles. But these complicated, symmetrical walking paths are all around us, serving as places for meditation or prayer, or simply as decorative design elements. Gideon Brower visited a few of L.A.’s many labyrinths, and reports on his experiences.