Before Christianity, pagans used to lite huge bonfires to celebrate feasts dedicated to their gods. Shepherds also lit bonfires to stay warm and scare away predators. When Christianity arrived in Spain the pagan tradition was embraced by lighting bonfires (luminarias) along the roads and churchyards to guide people to Midnight mass on the last day of Las Posadas on December 24. Las Posadas is the reenactment of the Holy Family search for lodging in Bethlehem before baby Jesus was born. La...