I wondered how all those fox holes were dug in supposedly rock hard ground.
Watching some of the documentaries, one guy said the the Siberian Express moved in over night, and he woke up to one foot encased in solid ice, in what was a puddle a few hours earlier. He was a drummer, and refused to let them cut off his foot. He was lucky he recovered.
The Band of Brothers episode almost makes you want to grab a coat, you literally feel the cold just watching it.