We had an 18-day cruise from Valparaiso, Chile to Antarctica and back to Puerto Arenas. It took forever to get onto the ship and get into our cabin (436). Once we got in, things went well for the most part. The cabin was fine but there was a horrid odor in the hallway (sewage smell) off and on. Somedays it was barely noticeable; other days we held our noses and ran to our cabin. We reported it but ...