An incredible weekend to do an urban hike through the San Francisco streets! Today was one of the best days and our hiking group worked up a sweat walking up and down the hills surrounding Koit Tower. Fortunately, we didn’t ascend the stairs that would bring us to the landmark but we were able to catch glimpses of the urban landscape walking along the downtown San Francisco streets. Now, since it is Valentine’s day weekend, I wanted to focus on yet another aspect of…