trench dug into the rock by army soldiers during the war with sa

arsiero bag bags camp cimone conflict dams dig entrench entrenched first world war great italian italy memorial military monte ossario ossuary protection rebuilding rebulding reconstruction refuge refugee religion sack sacks sacrarium sand sandbag sandbags security shelter tonezza del trench trenches veneto vicenza warfare ww1 wwi army defense dug pasubio soldiery