Story by Holly Walker / Photos by Zebulon Blais Maderno was flooded with ghouls, vampires and comic book characters.  It isn’t unusual for this pedestrian street to be bustling, but this strange cast had packed themselves into the street like sardines for the Saturday before Dia de Muertos (a Mexican holiday celebrating passed family and friends). I was in the thick of Mexican culture. Known for surfing, spicy food, tequila and Mariachi music, Mexico is an unlikely destination for a ski adventure. But, where there is snow, there can be skiing, and Mexico is home to some very high, snow-capped volcanoes. Still, as I took in the scene of one of the biggest cities in the world, I wondered how I had gotten here. A month earlier, I was having…