Photo: All sorts of ice crystals form inside the unheated buildings I thought I knew what cold was before. Standing at the base of an ice climb shaking my hands, stomping my feet feeling the full definition of screaming barffies as the blood flowed back to my limbs bring excruciating pain. That can happen in temps of -20 C or often even warmer. You can also feel that cold that gets into your bones. On that -3 C degree wet, rainy, muggy day where it penetrates every layer of c